3256431032 has 32 divisors (see below), whose sum is σ = 6135901200. Its totient is φ = 1620213504.

The previous prime is 3256431023. The next prime is 3256431037. The reversal of 3256431032 is 2301346523.

It is a junction number, because it is equal to n+sod(n) for n = 3256430986 and 3256431004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3256431037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1701308 + ... + 1703220.

Almost surely, 2^3256431032 is an apocalyptic number.

It is an amenable number.

3256431032 is a deficient number, since it is larger than the sum of its proper divisors (2879470168).

3256431032 is a wasteful number, since it uses less digits than its factorization.

3256431032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2855 (or 2851 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 3256431032 is about 57065.1472617043. The cubic root of 3256431032 is about 1482.2244113476.

Adding to 3256431032 its reverse (2301346523), we get a palindrome (5557777555).

The spelling of 3256431032 in words is "three billion, two hundred fifty-six million, four hundred thirty-one thousand, thirty-two".