42546432 has 36 divisors (see below), whose sum is σ = 113237600. Its totient is φ = 14181888.

The previous prime is 42546419. The next prime is 42546443. The reversal of 42546432 is 23464524.

It is a self number, because there is not a number n which added to its sum of digits gives 42546432.

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, 26932 + ... + 28467.

Almost surely, 2^42546432 is an apocalyptic number.

It is an amenable number.

42546432 is an abundant number, since it is smaller than the sum of its proper divisors (70691168).

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

42546432 is an equidigital number, since it uses as much as digits as its factorization.

42546432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55418 (or 55404 counting only the distinct ones).

The product of its digits is 23040, while the sum is 30.

The square root of 42546432 is about 6522.7626049091. The cubic root of 42546432 is about 349.1036437905.

The spelling of 42546432 in words is "forty-two million, five hundred forty-six thousand, four hundred thirty-two".