23196994 has 4 divisors (see below), whose sum is σ = 34795494. Its totient is φ = 11598496.

The previous prime is 23196989. The next prime is 23196997. The reversal of 23196994 is 49969132.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 23184225 + 12769 = 4815^2 + 113^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23196994.

It is not an unprimeable number, because it can be changed into a prime (23196997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5799247 + ... + 5799250.

Almost surely, 2^23196994 is an apocalyptic number.

23196994 is a deficient number, since it is larger than the sum of its proper divisors (11598500).

23196994 is a wasteful number, since it uses less digits than its factorization.

23196994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11598499.

The product of its digits is 104976, while the sum is 43.

The square root of 23196994 is about 4816.3257780179. The cubic root of 23196994 is about 285.1963108341.

The spelling of 23196994 in words is "twenty-three million, one hundred ninety-six thousand, nine hundred ninety-four".