3252256920 has 160 divisors (see below), whose sum is σ = 11925072720. Its totient is φ = 788417280.

The previous prime is 3252256897. The next prime is 3252256937. The reversal of 3252256920 is 296522523.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9987 + ... + 81266.

Almost surely, 2^3252256920 is an apocalyptic number.

3252256920 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 3252256920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5962536360).

3252256920 is an abundant number, since it is smaller than the sum of its proper divisors (8672815800).

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

3252256920 is a wasteful number, since it uses less digits than its factorization.

3252256920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91287 (or 91274 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 3252256920 is about 57028.5623174914. The cubic root of 3252256920 is about 1481.5908326410.

The spelling of 3252256920 in words is "three billion, two hundred fifty-two million, two hundred fifty-six thousand, nine hundred twenty".