32256438 has 8 divisors (see below), whose sum is σ = 64512888. Its totient is φ = 10752144.

The previous prime is 32256409. The next prime is 32256443. The reversal of 32256438 is 83465223.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

32256438 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 32256399 and 32256408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2688031 + ... + 2688042.

It is an arithmetic number, because the mean of its divisors is an integer number (8064111).

Almost surely, 2^32256438 is an apocalyptic number.

32256438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

32256438 is a wasteful number, since it uses less digits than its factorization.

32256438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5376078.

The product of its digits is 34560, while the sum is 33.

The square root of 32256438 is about 5679.4751518076. The cubic root of 32256438 is about 318.3260174544.

The spelling of 32256438 in words is "thirty-two million, two hundred fifty-six thousand, four hundred thirty-eight".