32253438 has 32 divisors (see below), whose sum is σ = 74421504. Its totient is φ = 9127872.

The previous prime is 32253413. The next prime is 32253439. The reversal of 32253438 is 83435223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32253439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 906 + ... + 8082.

It is an arithmetic number, because the mean of its divisors is an integer number (2325672).

Almost surely, 2^32253438 is an apocalyptic number.

32253438 is an abundant number, since it is smaller than the sum of its proper divisors (42168066).

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

32253438 is a wasteful number, since it uses less digits than its factorization.

32253438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7296.

The product of its digits is 17280, while the sum is 30.

The square root of 32253438 is about 5679.2110367550. The cubic root of 32253438 is about 318.3161485443.

The spelling of 32253438 in words is "thirty-two million, two hundred fifty-three thousand, four hundred thirty-eight".