18676966 has 32 divisors (see below), whose sum is σ = 36453888. Its totient is φ = 6959040.

The previous prime is 18676963. The next prime is 18676967. The reversal of 18676966 is 66967681.

18676966 = 454² + 455² + ... + 530².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18676963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 906 + ... + 6178.

It is an arithmetic number, because the mean of its divisors is an integer number (1139184).

Almost surely, 2^18676966 is an apocalyptic number.

18676966 is a deficient number, since it is larger than the sum of its proper divisors (17776922).

18676966 is a wasteful number, since it uses less digits than its factorization.

18676966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5316.

The product of its digits is 653184, while the sum is 49.

The square root of 18676966 is about 4321.6855508008. The cubic root of 18676966 is about 265.3192592189.

The spelling of 18676966 in words is "eighteen million, six hundred seventy-six thousand, nine hundred sixty-six".