3545421000 has 192 divisors, whose sum is σ = 12159987840. Its totient is φ = 859408000.

The previous prime is 3545420971. The next prime is 3545421023. The reversal of 3545421000 is 1245453.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 358117 + ... + 367883.

It is an arithmetic number, because the mean of its divisors is an integer number (63333270).

Almost surely, 2^3545421000 is an apocalyptic number.

3545421000 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 3545421000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6079993920).

3545421000 is an abundant number, since it is smaller than the sum of its proper divisors (8614566840).

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

3545421000 is a wasteful number, since it uses less digits than its factorization.

3545421000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9813 (or 9788 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 3545421000 is about 59543.4379256018. The cubic root of 3545421000 is about 1524.8341304859.

Adding to 3545421000 its reverse (1245453), we get a palindrome (3546666453).

The spelling of 3545421000 in words is "three billion, five hundred forty-five million, four hundred twenty-one thousand".