42502984 has 16 divisors (see below), whose sum is σ = 82264320. Its totient is φ = 20565840.

The previous prime is 42502969. The next prime is 42502987. The reversal of 42502984 is 48920524.

It is not an unprimeable number, because it can be changed into a prime (42502987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85444 + ... + 85939.

It is an arithmetic number, because the mean of its divisors is an integer number (5141520).

Almost surely, 2^42502984 is an apocalyptic number.

It is an amenable number.

42502984 is a deficient number, since it is larger than the sum of its proper divisors (39761336).

42502984 is a wasteful number, since it uses less digits than its factorization.

42502984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171420 (or 171416 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 42502984 is about 6519.4312635383. The cubic root of 42502984 is about 348.9847695753.

The spelling of 42502984 in words is "forty-two million, five hundred two thousand, nine hundred eighty-four".