18964852 has 12 divisors (see below), whose sum is σ = 33220096. Its totient is φ = 9473400.

The previous prime is 18964823. The next prime is 18964859. The reversal of 18964852 is 25846981.

It is a happy number.

It is a super-2 number, since 2×18964852² = 719331222763808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 18964799 and 18964808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18964859) 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, 5227 + ... + 8077.

Almost surely, 2^18964852 is an apocalyptic number.

It is an amenable number.

18964852 is a deficient number, since it is larger than the sum of its proper divisors (14255244).

18964852 is a wasteful number, since it uses less digits than its factorization.

18964852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4518 (or 4516 counting only the distinct ones).

The product of its digits is 138240, while the sum is 43.

The square root of 18964852 is about 4354.8653251277. The cubic root of 18964852 is about 266.6755212338.

The spelling of 18964852 in words is "eighteen million, nine hundred sixty-four thousand, eight hundred fifty-two".