3345452040 has 128 divisors (see below), whose sum is σ = 11641512960. Its totient is φ = 753249024.

The previous prime is 3345452027. The next prime is 3345452041. The reversal of 3345452040 is 402545433.

It is a super-2 number, since 2×3345452040² = 22384098703880323200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 3345451989 and 3345452007.

It is not an unprimeable number, because it can be changed into a prime (3345452041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26559 + ... + 86001.

It is an arithmetic number, because the mean of its divisors is an integer number (90949320).

Almost surely, 2^3345452040 is an apocalyptic number.

3345452040 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 3345452040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5820756480).

3345452040 is an abundant number, since it is smaller than the sum of its proper divisors (8296060920).

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

3345452040 is a wasteful number, since it uses less digits than its factorization.

3345452040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59531 (or 59527 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 3345452040 is about 57839.8827799642. The cubic root of 3345452040 is about 1495.6096870828.

Adding to 3345452040 its reverse (402545433), we get a palindrome (3747997473).

The spelling of 3345452040 in words is "three billion, three hundred forty-five million, four hundred fifty-two thousand, forty".