17990852 has 24 divisors (see below), whose sum is σ = 34914432. Its totient is φ = 8042400.

The previous prime is 17990851. The next prime is 17990867. The reversal of 17990852 is 25809971.

It is not an unprimeable number, because it can be changed into a prime (17990851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 668 + ... + 6035.

It is an arithmetic number, because the mean of its divisors is an integer number (1454768).

Almost surely, 2^17990852 is an apocalyptic number.

It is an amenable number.

17990852 is a deficient number, since it is larger than the sum of its proper divisors (16923580).

17990852 is a wasteful number, since it uses less digits than its factorization.

17990852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6779 (or 6777 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 41.

The square root of 17990852 is about 4241.5624479666. The cubic root of 17990852 is about 262.0297345970.

The spelling of 17990852 in words is "seventeen million, nine hundred ninety thousand, eight hundred fifty-two".