42890324 has 12 divisors (see below), whose sum is σ = 75104064. Its totient is φ = 21432024.

The previous prime is 42890311. The next prime is 42890339. The reversal of 42890324 is 42309824.

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, 10319 + ... + 13865.

It is an arithmetic number, because the mean of its divisors is an integer number (6258672).

Almost surely, 2^42890324 is an apocalyptic number.

It is an amenable number.

42890324 is a deficient number, since it is larger than the sum of its proper divisors (32213740).

42890324 is a wasteful number, since it uses less digits than its factorization.

42890324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6574 (or 6572 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 42890324 is about 6549.0704683947. The cubic root of 42890324 is about 350.0416929924.

The spelling of 42890324 in words is "forty-two million, eight hundred ninety thousand, three hundred twenty-four".