23642433 has 6 divisors (see below), whose sum is σ = 34150194. Its totient is φ = 15761616.

The previous prime is 23642431. The next prime is 23642449. The reversal of 23642433 is 33424632.

It is a happy number.

23642433 is a `hidden beast` number, since 236 + 424 + 3 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 23590449 + 51984 = 4857^2 + 228^2 .

It is not a de Polignac number, because 23642433 - 2¹ = 23642431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23642397 and 23642406.

It is not an unprimeable number, because it can be changed into a prime (23642431) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1313460 + ... + 1313477.

It is an arithmetic number, because the mean of its divisors is an integer number (5691699).

Almost surely, 2^23642433 is an apocalyptic number.

It is an amenable number.

23642433 is a deficient number, since it is larger than the sum of its proper divisors (10507761).

23642433 is a wasteful number, since it uses less digits than its factorization.

23642433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2626943 (or 2626940 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

The square root of 23642433 is about 4862.3485066375. The cubic root of 23642433 is about 287.0102381145.

The spelling of 23642433 in words is "twenty-three million, six hundred forty-two thousand, four hundred thirty-three".