23970722 has 4 divisors (see below), whose sum is σ = 35956086. Its totient is φ = 11985360.

The previous prime is 23970721. The next prime is 23970827. The reversal of 23970722 is 22707932.

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., 23921881 + 48841 = 4891^2 + 221^2 .

It is not an unprimeable number, because it can be changed into a prime (23970721) 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 as a sum of consecutive naturals, namely, 5992679 + ... + 5992682.

Almost surely, 2^23970722 is an apocalyptic number.

23970722 is a deficient number, since it is larger than the sum of its proper divisors (11985364).

23970722 is a wasteful number, since it uses less digits than its factorization.

23970722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11985363.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 23970722 is about 4895.9904003174. The cubic root of 23970722 is about 288.3325713799.

The spelling of 23970722 in words is "twenty-three million, nine hundred seventy thousand, seven hundred twenty-two".