23015404 has 6 divisors (see below), whose sum is σ = 40276964. Its totient is φ = 11507700.

The previous prime is 23015389. The next prime is 23015429. The reversal of 23015404 is 40451032.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2876922 + ... + 2876929.

Almost surely, 2^23015404 is an apocalyptic number.

It is an amenable number.

23015404 is a deficient number, since it is larger than the sum of its proper divisors (17261560).

23015404 is a wasteful number, since it uses less digits than its factorization.

23015404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5753855 (or 5753853 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 23015404 is about 4797.4372325232. The cubic root of 23015404 is about 284.4501721168.

Adding to 23015404 its reverse (40451032), we get a palindrome (63466436).

The spelling of 23015404 in words is "twenty-three million, fifteen thousand, four hundred four".