918318488 has 16 divisors (see below), whose sum is σ = 1812471000. Its totient is φ = 434992896.

The previous prime is 918318481. The next prime is 918318491. The reversal of 918318488 is 884813819.

It is a super-2 number, since 2×918318488² = 1686617690805212288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (918318481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3020633 + ... + 3020936.

Almost surely, 2^918318488 is an apocalyptic number.

It is an amenable number.

918318488 is a deficient number, since it is larger than the sum of its proper divisors (894152512).

918318488 is a wasteful number, since it uses less digits than its factorization.

918318488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6041594 (or 6041590 counting only the distinct ones).

The product of its digits is 442368, while the sum is 50.

The square root of 918318488 is about 30303.7701944824. The cubic root of 918318488 is about 971.9959214492.

The spelling of 918318488 in words is "nine hundred eighteen million, three hundred eighteen thousand, four hundred eighty-eight".