23412290 has 32 divisors (see below), whose sum is σ = 46379520. Its totient is φ = 8508720.

The previous prime is 23412289. The next prime is 23412299. The reversal of 23412290 is 9221432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23412299) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12431 + ... + 14189.

It is an arithmetic number, because the mean of its divisors is an integer number (1449360).

Almost surely, 2^23412290 is an apocalyptic number.

23412290 is a deficient number, since it is larger than the sum of its proper divisors (22967230).

23412290 is a wasteful number, since it uses less digits than its factorization.

23412290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1799 (or 1777 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 23412290 is about 4838.6248046320. The cubic root of 23412290 is about 286.0759167303.

The spelling of 23412290 in words is "twenty-three million, four hundred twelve thousand, two hundred ninety".