18966952 has 16 divisors (see below), whose sum is σ = 36014400. Its totient is φ = 9363120.

The previous prime is 18966949. The next prime is 18966953. The reversal of 18966952 is 25966981.

18966952 is a modest number, since divided by 6952 gives 1896 as remainder.

It is not an unprimeable number, because it can be changed into a prime (18966953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14374 + ... + 15637.

It is an arithmetic number, because the mean of its divisors is an integer number (2250900).

Almost surely, 2^18966952 is an apocalyptic number.

It is an amenable number.

18966952 is a deficient number, since it is larger than the sum of its proper divisors (17047448).

18966952 is a wasteful number, since it uses less digits than its factorization.

18966952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30096 (or 30092 counting only the distinct ones).

The product of its digits is 233280, while the sum is 46.

The square root of 18966952 is about 4355.1064280911. The cubic root of 18966952 is about 266.6853639668.

The spelling of 18966952 in words is "eighteen million, nine hundred sixty-six thousand, nine hundred fifty-two".