23612397 has 8 divisors (see below), whose sum is σ = 31510080. Its totient is φ = 15728160.

The previous prime is 23612387. The next prime is 23612411. The reversal of 23612397 is 79321632.

It is a happy number.

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

It is not a de Polignac number, because 23612397 - 2¹⁰ = 23611373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23612317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1929 + ... + 7137.

It is an arithmetic number, because the mean of its divisors is an integer number (3938760).

Almost surely, 2^23612397 is an apocalyptic number.

It is an amenable number.

23612397 is a deficient number, since it is larger than the sum of its proper divisors (7897683).

23612397 is a wasteful number, since it uses less digits than its factorization.

23612397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6723.

The product of its digits is 13608, while the sum is 33.

The square root of 23612397 is about 4859.2588941113. The cubic root of 23612397 is about 286.8886446963. Note that the first 3 decimals are identical.

The spelling of 23612397 in words is "twenty-three million, six hundred twelve thousand, three hundred ninety-seven".