18470094 has 16 divisors (see below), whose sum is σ = 36998400. Its totient is φ = 6147000.

The previous prime is 18470087. The next prime is 18470099. The reversal of 18470094 is 49007481.

It is a super-2 number, since 2×18470094² = 682288744737672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18470099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2457 + ... + 6555.

It is an arithmetic number, because the mean of its divisors is an integer number (2312400).

Almost surely, 2^18470094 is an apocalyptic number.

18470094 is an abundant number, since it is smaller than the sum of its proper divisors (18528306).

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

18470094 is a wasteful number, since it uses less digits than its factorization.

18470094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4855.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 18470094 is about 4297.6847255237. The cubic root of 18470094 is about 264.3360333003.

The spelling of 18470094 in words is "eighteen million, four hundred seventy thousand, ninety-four".