23490418 has 8 divisors (see below), whose sum is σ = 40269312. Its totient is φ = 10067316.

The previous prime is 23490409. The next prime is 23490433. The reversal of 23490418 is 81409432.

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

It is a self number, because there is not a number n which added to its sum of digits gives 23490418.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 838930 + ... + 838957.

It is an arithmetic number, because the mean of its divisors is an integer number (5033664).

Almost surely, 2^23490418 is an apocalyptic number.

23490418 is a deficient number, since it is larger than the sum of its proper divisors (16778894).

23490418 is a wasteful number, since it uses less digits than its factorization.

23490418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1677896.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 23490418 is about 4846.6914488133. The cubic root of 23490418 is about 286.3937800346.

The spelling of 23490418 in words is "twenty-three million, four hundred ninety thousand, four hundred eighteen".