3200531425 has 24 divisors (see below), whose sum is σ = 4884506816. Its totient is φ = 2025829440.

The previous prime is 3200531417. The next prime is 3200531447. The reversal of 3200531425 is 5241350023.

It is not a de Polignac number, because 3200531425 - 2³ = 3200531417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 3200531425.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 701139 + ... + 705688.

Almost surely, 2^3200531425 is an apocalyptic number.

3200531425 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3200531425 is a deficient number, since it is larger than the sum of its proper divisors (1683975391).

3200531425 is a wasteful number, since it uses less digits than its factorization.

3200531425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406857 (or 1406852 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 3200531425 is about 56573.2394776894. The cubic root of 3200531425 is about 1473.6941693758.

Adding to 3200531425 its reverse (5241350023), we get a palindrome (8441881448).

The spelling of 3200531425 in words is "three billion, two hundred million, five hundred thirty-one thousand, four hundred twenty-five".