18265948 has 12 divisors (see below), whose sum is σ = 32002432. Its totient is φ = 9122400.

The previous prime is 18265937. The next prime is 18265993. The reversal of 18265948 is 84956281.

It is a happy number.

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, 2248 + ... + 6448.

Almost surely, 2^18265948 is an apocalyptic number.

It is an amenable number.

18265948 is a deficient number, since it is larger than the sum of its proper divisors (13736484).

18265948 is a wasteful number, since it uses less digits than its factorization.

18265948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5292 (or 5290 counting only the distinct ones).

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

The square root of 18265948 is about 4273.8680372702. The cubic root of 18265948 is about 263.3585398435.

The spelling of 18265948 in words is "eighteen million, two hundred sixty-five thousand, nine hundred forty-eight".