42927432 has 32 divisors (see below), whose sum is σ = 107479680. Its totient is φ = 14287680.

The previous prime is 42927419. The next prime is 42927439. The reversal of 42927432 is 23472924.

It is a super-2 number, since 2×42927432² = 3685528836229248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42927393 and 42927402.

It is not an unprimeable number, because it can be changed into a prime (42927439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28818 + ... + 30270.

It is an arithmetic number, because the mean of its divisors is an integer number (3358740).

Almost surely, 2^42927432 is an apocalyptic number.

It is an amenable number.

42927432 is an abundant number, since it is smaller than the sum of its proper divisors (64552248).

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

42927432 is a wasteful number, since it uses less digits than its factorization.

42927432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2693 (or 2689 counting only the distinct ones).

The product of its digits is 24192, while the sum is 33.

The square root of 42927432 is about 6551.9029296839. The cubic root of 42927432 is about 350.1426139902.

The spelling of 42927432 in words is "forty-two million, nine hundred twenty-seven thousand, four hundred thirty-two".