23353573 has 2 divisors, whose sum is σ = 23353574. Its totient is φ = 23353572.

The previous prime is 23353543. The next prime is 23353609. The reversal of 23353573 is 37535332.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20088324 + 3265249 = 4482^2 + 1807^2 .

It is a cyclic number.

It is not a de Polignac number, because 23353573 - 2⁵ = 23353541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23353513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11676786 + 11676787.

It is an arithmetic number, because the mean of its divisors is an integer number (11676787).

Almost surely, 2^23353573 is an apocalyptic number.

It is an amenable number.

23353573 is a deficient number, since it is larger than the sum of its proper divisors (1).

23353573 is an equidigital number, since it uses as much as digits as its factorization.

23353573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28350, while the sum is 31.

The square root of 23353573 is about 4832.5534658191. The cubic root of 23353573 is about 285.8365612225.

The spelling of 23353573 in words is "twenty-three million, three hundred fifty-three thousand, five hundred seventy-three".