42574932 has 36 divisors (see below), whose sum is σ = 112301280. Its totient is φ = 13574352.

The previous prime is 42574927. The next prime is 42574963. The reversal of 42574932 is 23947524.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24882 + ... + 26537.

It is an arithmetic number, because the mean of its divisors is an integer number (3119480).

Almost surely, 2^42574932 is an apocalyptic number.

It is an amenable number.

42574932 is an abundant number, since it is smaller than the sum of its proper divisors (69726348).

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

42574932 is a wasteful number, since it uses less digits than its factorization.

42574932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51452 (or 51447 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 42574932 is about 6524.9468963356. The cubic root of 42574932 is about 349.1815761626.

It can be divided in two parts, 425 and 74932, that added together give a palindrome (75357).

The spelling of 42574932 in words is "forty-two million, five hundred seventy-four thousand, nine hundred thirty-two".