42774832 has 20 divisors (see below), whose sum is σ = 83316096. Its totient is φ = 21273920.

The previous prime is 42774821. The next prime is 42774857. The reversal of 42774832 is 23847724.

It is a junction number, because it is equal to n+sod(n) for n = 42774791 and 42774800.

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, 3943 + ... + 10054.

Almost surely, 2^42774832 is an apocalyptic number.

It is an amenable number.

42774832 is a deficient number, since it is larger than the sum of its proper divisors (40541264).

42774832 is a wasteful number, since it uses less digits than its factorization.

42774832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14196 (or 14190 counting only the distinct ones).

The product of its digits is 75264, while the sum is 37.

The square root of 42774832 is about 6540.2470901335. The cubic root of 42774832 is about 349.7272214742.

The spelling of 42774832 in words is "forty-two million, seven hundred seventy-four thousand, eight hundred thirty-two".