74486040 has 32 divisors (see below), whose sum is σ = 223458480. Its totient is φ = 19862912.

The previous prime is 74486039. The next prime is 74486059. The reversal of 74486040 is 4068447.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 74485992 and 74486010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310239 + ... + 310478.

Almost surely, 2^74486040 is an apocalyptic number.

It is an amenable number.

74486040 is an abundant number, since it is smaller than the sum of its proper divisors (148972440).

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

74486040 is a wasteful number, since it uses less digits than its factorization.

74486040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620731 (or 620727 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 74486040 is about 8630.5295318422. The cubic root of 74486040 is about 420.7508112108.

The spelling of 74486040 in words is "seventy-four million, four hundred eighty-six thousand, forty".