23952965 has 4 divisors (see below), whose sum is σ = 28743564. Its totient is φ = 19162368.

The previous prime is 23952961. The next prime is 23952967. The reversal of 23952965 is 56925932.

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

It can be written as a sum of positive squares in 2 ways, for example, as 18653761 + 5299204 = 4319^2 + 2302^2 .

It is a cyclic number.

It is not a de Polignac number, because 23952965 - 2² = 23952961 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23952961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2395292 + ... + 2395301.

It is an arithmetic number, because the mean of its divisors is an integer number (7185891).

Almost surely, 2^23952965 is an apocalyptic number.

It is an amenable number.

23952965 is a deficient number, since it is larger than the sum of its proper divisors (4790599).

23952965 is an equidigital number, since it uses as much as digits as its factorization.

23952965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4790598.

The product of its digits is 145800, while the sum is 41.

The square root of 23952965 is about 4894.1766416835. The cubic root of 23952965 is about 288.2613569176.

The spelling of 23952965 in words is "twenty-three million, nine hundred fifty-two thousand, nine hundred sixty-five".