23520733 has 2 divisors, whose sum is σ = 23520734. Its totient is φ = 23520732.

The previous prime is 23520719. The next prime is 23520751. The reversal of 23520733 is 33702532.

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., 19686969 + 3833764 = 4437^2 + 1958^2 .

It is a cyclic number.

It is not a de Polignac number, because 23520733 - 2⁹ = 23520221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23520698 and 23520707.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23520713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11760366 + 11760367.

It is an arithmetic number, because the mean of its divisors is an integer number (11760367).

Almost surely, 2^23520733 is an apocalyptic number.

It is an amenable number.

23520733 is a deficient number, since it is larger than the sum of its proper divisors (1).

23520733 is an equidigital number, since it uses as much as digits as its factorization.

23520733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 25.

The square root of 23520733 is about 4849.8178316304. The cubic root of 23520733 is about 286.5169266345.

The spelling of 23520733 in words is "twenty-three million, five hundred twenty thousand, seven hundred thirty-three".