18524097 has 6 divisors (see below), whose sum is σ = 26757042. Its totient is φ = 12349392.

The previous prime is 18524071. The next prime is 18524117. The reversal of 18524097 is 79042581.

It can be written as a sum of positive squares in only one way, i.e., 18326961 + 197136 = 4281^2 + 444^2 .

It is not a de Polignac number, because 18524097 - 2¹² = 18520001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (18524017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1029108 + ... + 1029125.

It is an arithmetic number, because the mean of its divisors is an integer number (4459507).

Almost surely, 2^18524097 is an apocalyptic number.

It is an amenable number.

18524097 is a deficient number, since it is larger than the sum of its proper divisors (8232945).

18524097 is a wasteful number, since it uses less digits than its factorization.

18524097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058239 (or 2058236 counting only the distinct ones).

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

The square root of 18524097 is about 4303.9629412903. The cubic root of 18524097 is about 264.5934051897.

The spelling of 18524097 in words is "eighteen million, five hundred twenty-four thousand, ninety-seven".