32415472 has 20 divisors (see below), whose sum is σ = 63225616. Its totient is φ = 16099200.

The previous prime is 32415457. The next prime is 32415479. The reversal of 32415472 is 27451423.

It is a self number, because there is not a number n which added to its sum of digits gives 32415472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32415479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4293 + ... + 9124.

Almost surely, 2^32415472 is an apocalyptic number.

It is an amenable number.

32415472 is a deficient number, since it is larger than the sum of its proper divisors (30810144).

32415472 is a wasteful number, since it uses less digits than its factorization.

32415472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13576 (or 13570 counting only the distinct ones).

The product of its digits is 6720, while the sum is 28.

The square root of 32415472 is about 5693.4587027571. The cubic root of 32415472 is about 318.8483079059.

Adding to 32415472 its reverse (27451423), we get a palindrome (59866895).

The spelling of 32415472 in words is "thirty-two million, four hundred fifteen thousand, four hundred seventy-two".