918422164 has 24 divisors (see below), whose sum is σ = 1759570848. Its totient is φ = 415983840.

The previous prime is 918422147. The next prime is 918422191. The reversal of 918422164 is 461224819.

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, 24427 + ... + 49330.

It is an arithmetic number, because the mean of its divisors is an integer number (73315452).

Almost surely, 2^918422164 is an apocalyptic number.

It is an amenable number.

918422164 is a deficient number, since it is larger than the sum of its proper divisors (841148684).

918422164 is a wasteful number, since it uses less digits than its factorization.

918422164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74055 (or 74053 counting only the distinct ones).

The product of its digits is 27648, while the sum is 37.

The square root of 918422164 is about 30305.4807584371. The cubic root of 918422164 is about 972.0324987582.

The spelling of 918422164 in words is "nine hundred eighteen million, four hundred twenty-two thousand, one hundred sixty-four".