18461048 has 16 divisors (see below), whose sum is σ = 36650880. Its totient is φ = 8687488.

The previous prime is 18461021. The next prime is 18461057. The reversal of 18461048 is 84016481.

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, 67736 + ... + 68007.

It is an arithmetic number, because the mean of its divisors is an integer number (2290680).

Almost surely, 2^18461048 is an apocalyptic number.

It is an amenable number.

18461048 is a deficient number, since it is larger than the sum of its proper divisors (18189832).

18461048 is a wasteful number, since it uses less digits than its factorization.

18461048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135766 (or 135762 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 18461048 is about 4296.6321695021. The cubic root of 18461048 is about 264.2928721008.

The spelling of 18461048 in words is "eighteen million, four hundred sixty-one thousand, forty-eight".