45689878 has 16 divisors (see below), whose sum is σ = 74266416. Its totient is φ = 20956320.

The previous prime is 45689821. The next prime is 45689881. The reversal of 45689878 is 87898654.

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, 1153 + ... + 9628.

It is an arithmetic number, because the mean of its divisors is an integer number (4641651).

Almost surely, 2^45689878 is an apocalyptic number.

45689878 is a deficient number, since it is larger than the sum of its proper divisors (28576538).

45689878 is a wasteful number, since it uses less digits than its factorization.

45689878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10959.

The product of its digits is 3870720, while the sum is 55.

The square root of 45689878 is about 6759.4288220234. The cubic root of 45689878 is about 357.4977664620.

It can be divided in two parts, 456898 and 78, that added together give a 4-th power (456976 = 26⁴).

The spelling of 45689878 in words is "forty-five million, six hundred eighty-nine thousand, eight hundred seventy-eight".