15632442 has 24 divisors (see below), whose sum is σ = 38709216. Its totient is φ = 4466376.

The previous prime is 15632431. The next prime is 15632443. The reversal of 15632442 is 24423651.

15632442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (15632443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61908 + ... + 62159.

It is an arithmetic number, because the mean of its divisors is an integer number (1612884).

Almost surely, 2^15632442 is an apocalyptic number.

15632442 is an abundant number, since it is smaller than the sum of its proper divisors (23076774).

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

15632442 is a wasteful number, since it uses less digits than its factorization.

15632442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124082 (or 124079 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 15632442 is about 3953.7883099630. The cubic root of 15632442 is about 250.0396843669.

It can be divided in two parts, 1563 and 2442, that added together give a triangular number (4005 = T₈₉).

The spelling of 15632442 in words is "fifteen million, six hundred thirty-two thousand, four hundred forty-two".