3453021000 has 384 divisors, whose sum is σ = 13716743040. Its totient is φ = 772416000.

The previous prime is 3453020999. The next prime is 3453021001. The reversal of 3453021000 is 1203543.

3453021000 is a `hidden beast` number, since 3 + 453 + 0 + 210 + 0 + 0 = 666.

3453021000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3453020999) and next prime (3453021001).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (3453021001) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1285659 + ... + 1288341.

It is an arithmetic number, because the mean of its divisors is an integer number (35720685).

Almost surely, 2^3453021000 is an apocalyptic number.

3453021000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3453021000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6858371520).

3453021000 is an abundant number, since it is smaller than the sum of its proper divisors (10263722040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3453021000 is a wasteful number, since it uses less digits than its factorization.

3453021000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2734 (or 2717 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3453021000 is about 58762.4114549429. The cubic root of 3453021000 is about 1511.4707247178.

Adding to 3453021000 its reverse (1203543), we get a palindrome (3454224543).

The spelling of 3453021000 in words is "three billion, four hundred fifty-three million, twenty-one thousand".