42573388 has 48 divisors (see below), whose sum is σ = 88171776. Its totient is φ = 17732160.

The previous prime is 42573383. The next prime is 42573403. The reversal of 42573388 is 88337524.

It is a self number, because there is not a number n which added to its sum of digits gives 42573388.

It is not an unprimeable number, because it can be changed into a prime (42573383) 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, 150295 + ... + 150577.

It is an arithmetic number, because the mean of its divisors is an integer number (1836912).

Almost surely, 2^42573388 is an apocalyptic number.

It is an amenable number.

42573388 is an abundant number, since it is smaller than the sum of its proper divisors (45598388).

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

42573388 is a wasteful number, since it uses less digits than its factorization.

42573388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574 (or 572 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 42573388 is about 6524.8285801238. The cubic root of 42573388 is about 349.1773550333.

The spelling of 42573388 in words is "forty-two million, five hundred seventy-three thousand, three hundred eighty-eight".