32256838 has 4 divisors (see below), whose sum is σ = 48385260. Its totient is φ = 16128418.

The previous prime is 32256827. The next prime is 32256863. The reversal of 32256838 is 83865223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83865223 = 13 ⋅6451171.

It is a junction number, because it is equal to n+sod(n) for n = 32256797 and 32256806.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 8064208 + ... + 8064211.

It is an arithmetic number, because the mean of its divisors is an integer number (12096315).

Almost surely, 2^32256838 is an apocalyptic number.

32256838 is a deficient number, since it is larger than the sum of its proper divisors (16128422).

32256838 is a wasteful number, since it uses less digits than its factorization.

32256838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16128421.

The product of its digits is 69120, while the sum is 37.

The square root of 32256838 is about 5679.5103662200. The cubic root of 32256838 is about 318.3273332629.

The spelling of 32256838 in words is "thirty-two million, two hundred fifty-six thousand, eight hundred thirty-eight".