118264690 has 32 divisors (see below), whose sum is σ = 224446464. Its totient is φ = 44800320.

The previous prime is 118264687. The next prime is 118264723. The reversal of 118264690 is 96462811.

It is a happy number.

It is a super-2 number, since 2×118264690² = 27973073801592200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10512 + ... + 18628.

It is an arithmetic number, because the mean of its divisors is an integer number (7013952).

Almost surely, 2^118264690 is an apocalyptic number.

118264690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

118264690 is a deficient number, since it is larger than the sum of its proper divisors (106181774).

118264690 is a wasteful number, since it uses less digits than its factorization.

118264690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8202.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 118264690 is about 10874.9570114093. The cubic root of 118264690 is about 490.8532820852.

The spelling of 118264690 in words is "one hundred eighteen million, two hundred sixty-four thousand, six hundred ninety".