23190922 has 8 divisors (see below), whose sum is σ = 34863876. Its totient is φ = 11569632.

The previous prime is 23190917. The next prime is 23190929. The reversal of 23190922 is 22909132.

It can be written as a sum of positive squares in 2 ways, for example, as 22743361 + 447561 = 4769^2 + 669^2 .

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

It is not an unprimeable number, because it can be changed into a prime (23190929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11773 + ... + 13600.

Almost surely, 2^23190922 is an apocalyptic number.

23190922 is a deficient number, since it is larger than the sum of its proper divisors (11672954).

23190922 is a wasteful number, since it uses less digits than its factorization.

23190922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25832.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 23190922 is about 4815.6953807316. The cubic root of 23190922 is about 285.1714245188.

The spelling of 23190922 in words is "twenty-three million, one hundred ninety thousand, nine hundred twenty-two".