32256939 has 32 divisors (see below), whose sum is σ = 53512704. Its totient is φ = 16980480.

The previous prime is 32256929. The next prime is 32256941. The reversal of 32256939 is 93965223.

It is not a de Polignac number, because 32256939 - 2⁵ = 32256907 is a prime.

It is a super-2 number, since 2×32256939² = 2081020227299442, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 32256897 and 32256906.

It is not an unprimeable number, because it can be changed into a prime (32256929) 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, 5082 + ... + 9504.

It is an arithmetic number, because the mean of its divisors is an integer number (1672272).

Almost surely, 2^32256939 is an apocalyptic number.

32256939 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

32256939 is a deficient number, since it is larger than the sum of its proper divisors (21255765).

32256939 is a wasteful number, since it uses less digits than its factorization.

32256939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4467.

The product of its digits is 87480, while the sum is 39.

The square root of 32256939 is about 5679.5192578246. The cubic root of 32256939 is about 318.3276655028.

The spelling of 32256939 in words is "thirty-two million, two hundred fifty-six thousand, nine hundred thirty-nine".