18413700 has 36 divisors (see below), whose sum is σ = 53277840. Its totient is φ = 4910240.

The previous prime is 18413699. The next prime is 18413713. The reversal of 18413700 is 731481.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30390 + ... + 30989.

It is an arithmetic number, because the mean of its divisors is an integer number (1479940).

Almost surely, 2^18413700 is an apocalyptic number.

18413700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

18413700 is an abundant number, since it is smaller than the sum of its proper divisors (34864140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18413700 is a wasteful number, since it uses less digits than its factorization.

18413700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61396 (or 61389 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 18413700 is about 4291.1187352484. The cubic root of 18413700 is about 264.0667301471.

The spelling of 18413700 in words is "eighteen million, four hundred thirteen thousand, seven hundred".