18234964 has 12 divisors (see below), whose sum is σ = 34812288. Its totient is φ = 8288600.

The previous prime is 18234947. The next prime is 18234971. The reversal of 18234964 is 46943281.

18234964 = 411² + 412² + ... + 498².

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207172 + ... + 207259.

It is an arithmetic number, because the mean of its divisors is an integer number (2901024).

Almost surely, 2^18234964 is an apocalyptic number.

It is an amenable number.

18234964 is a deficient number, since it is larger than the sum of its proper divisors (16577324).

18234964 is a wasteful number, since it uses less digits than its factorization.

18234964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414446 (or 414444 counting only the distinct ones).

The product of its digits is 41472, while the sum is 37.

The square root of 18234964 is about 4270.2416793432. The cubic root of 18234964 is about 263.2095464059.

The spelling of 18234964 in words is "eighteen million, two hundred thirty-four thousand, nine hundred sixty-four".