3213552432 has 80 divisors (see below), whose sum is σ = 8977139712. Its totient is φ = 986711040.

The previous prime is 3213552413. The next prime is 3213552509. The reversal of 3213552432 is 2342553123.

It is a super-2 number, since 2×3213552432² = 20653838466426229248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3213552432.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3544 + ... + 80247.

Almost surely, 2^3213552432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3213552432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4488569856).

3213552432 is an abundant number, since it is smaller than the sum of its proper divisors (5763587280).

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

3213552432 is a wasteful number, since it uses less digits than its factorization.

3213552432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83866 (or 83860 counting only the distinct ones).

The product of its digits is 21600, while the sum is 30.

The square root of 3213552432 is about 56688.2036406164. The cubic root of 3213552432 is about 1475.6899856389.

The spelling of 3213552432 in words is "three billion, two hundred thirteen million, five hundred fifty-two thousand, four hundred thirty-two".