18427059 has 12 divisors (see below), whose sum is σ = 30419376. Its totient is φ = 10529712.

The previous prime is 18427049. The next prime is 18427103. The reversal of 18427059 is 95072481.

It is not a de Polignac number, because 18427059 - 2⁵ = 18427027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (18427039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 146184 + ... + 146309.

It is an arithmetic number, because the mean of its divisors is an integer number (2534948).

Almost surely, 2^18427059 is an apocalyptic number.

18427059 is a deficient number, since it is larger than the sum of its proper divisors (11992317).

18427059 is a wasteful number, since it uses less digits than its factorization.

18427059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292506 (or 292503 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 18427059 is about 4292.6750401119. The cubic root of 18427059 is about 264.1305741816.

The spelling of 18427059 in words is "eighteen million, four hundred twenty-seven thousand, fifty-nine".