45687884 has 18 divisors (see below), whose sum is σ = 87308004. Its totient is φ = 20746840.

The previous prime is 45687881. The next prime is 45687907. The reversal of 45687884 is 48878654.

It is not an unprimeable number, because it can be changed into a prime (45687881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44327 + ... + 45345.

Almost surely, 2^45687884 is an apocalyptic number.

45687884 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45687884 is a deficient number, since it is larger than the sum of its proper divisors (41620120).

45687884 is a wasteful number, since it uses less digits than its factorization.

45687884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2053 (or 1032 counting only the distinct ones).

The product of its digits is 1720320, while the sum is 50.

The square root of 45687884 is about 6759.2813227443. The cubic root of 45687884 is about 357.4925657410.

The spelling of 45687884 in words is "forty-five million, six hundred eighty-seven thousand, eight hundred eighty-four".