18073106 has 12 divisors (see below), whose sum is σ = 27639402. Its totient is φ = 8863296.

The previous prime is 18073103. The next prime is 18073127. The reversal of 18073106 is 60137081.

It can be written as a sum of positive squares in 3 ways, for example, as 17986081 + 87025 = 4241^2 + 295^2 .

It is not an unprimeable number, because it can be changed into a prime (18073103) 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, 4010 + ... + 7226.

Almost surely, 2^18073106 is an apocalyptic number.

18073106 is a deficient number, since it is larger than the sum of its proper divisors (9566296).

18073106 is an equidigital number, since it uses as much as digits as its factorization.

18073106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3325 (or 3272 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 18073106 is about 4251.2475815930. The cubic root of 18073106 is about 262.4284600210.

It can be divided in two parts, 1807 and 3106, that added together give a cube (4913 = 17³).

The spelling of 18073106 in words is "eighteen million, seventy-three thousand, one hundred six".