18475022 has 8 divisors (see below), whose sum is σ = 29342736. Its totient is φ = 8694112.

The previous prime is 18474991. The next prime is 18475031. The reversal of 18475022 is 22057481.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271658 + ... + 271725.

It is an arithmetic number, because the mean of its divisors is an integer number (3667842).

Almost surely, 2^18475022 is an apocalyptic number.

18475022 is a deficient number, since it is larger than the sum of its proper divisors (10867714).

18475022 is a wasteful number, since it uses less digits than its factorization.

18475022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543402.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 18475022 is about 4298.2580192445. The cubic root of 18475022 is about 264.3595403479.

The spelling of 18475022 in words is "eighteen million, four hundred seventy-five thousand, twenty-two".