23530790 has 16 divisors (see below), whose sum is σ = 42489360. Its totient is φ = 9382560.

The previous prime is 23530789. The next prime is 23530807. The reversal of 23530790 is 9703532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245 + ... + 6864.

It is an arithmetic number, because the mean of its divisors is an integer number (2655585).

Almost surely, 2^23530790 is an apocalyptic number.

23530790 is a deficient number, since it is larger than the sum of its proper divisors (18958570).

23530790 is a wasteful number, since it uses less digits than its factorization.

23530790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7447.

The product of its (nonzero) digits is 5670, while the sum is 29.

The square root of 23530790 is about 4850.8545638887. The cubic root of 23530790 is about 286.5577571384.

The spelling of 23530790 in words is "twenty-three million, five hundred thirty thousand, seven hundred ninety".