23564962 has 4 divisors (see below), whose sum is σ = 35347446. Its totient is φ = 11782480.

The previous prime is 23564939. The next prime is 23564963. The reversal of 23564962 is 26946532.

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., 23532201 + 32761 = 4851^2 + 181^2 .

It is a super-2 number, since 2×23564962² = 1110614868122888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23564963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5891239 + ... + 5891242.

Almost surely, 2^23564962 is an apocalyptic number.

23564962 is a deficient number, since it is larger than the sum of its proper divisors (11782484).

23564962 is a wasteful number, since it uses less digits than its factorization.

23564962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11782483.

The product of its digits is 77760, while the sum is 37.

The square root of 23564962 is about 4854.3755520149. The cubic root of 23564962 is about 286.6964054840.

The spelling of 23564962 in words is "twenty-three million, five hundred sixty-four thousand, nine hundred sixty-two".