18417052 has 24 divisors (see below), whose sum is σ = 34322400. Its totient is φ = 8616960.

The previous prime is 18417031. The next prime is 18417067. The reversal of 18417052 is 25071481.

It is a self number, because there is not a number n which added to its sum of digits gives 18417052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12852 + ... + 14212.

It is an arithmetic number, because the mean of its divisors is an integer number (1430100).

Almost surely, 2^18417052 is an apocalyptic number.

It is an amenable number.

18417052 is a deficient number, since it is larger than the sum of its proper divisors (15905348).

18417052 is a wasteful number, since it uses less digits than its factorization.

18417052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1581 (or 1579 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 18417052 is about 4291.5092916129. The cubic root of 18417052 is about 264.0827526009.

The spelling of 18417052 in words is "eighteen million, four hundred seventeen thousand, fifty-two".