84157922 has 16 divisors (see below), whose sum is σ = 133996032. Its totient is φ = 39504960.

The previous prime is 84157903. The next prime is 84157949. The reversal of 84157922 is 22975148.

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, 11783 + ... + 17525.

It is an arithmetic number, because the mean of its divisors is an integer number (8374752).

Almost surely, 2^84157922 is an apocalyptic number.

84157922 is a deficient number, since it is larger than the sum of its proper divisors (49838110).

84157922 is a wasteful number, since it uses less digits than its factorization.

84157922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6193.

The product of its digits is 40320, while the sum is 38.

The square root of 84157922 is about 9173.7626958626. The cubic root of 84157922 is about 438.2261955172.

The spelling of 84157922 in words is "eighty-four million, one hundred fifty-seven thousand, nine hundred twenty-two".