23475577 has 4 divisors (see below), whose sum is σ = 23493456. Its totient is φ = 23457700.

The previous prime is 23475563. The next prime is 23475601. The reversal of 23475577 is 77557432.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23475577 - 2¹¹ = 23473529 is a prime.

It is a super-2 number, since 2×23475577² = 1102205430965858, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23475077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6799 + ... + 9652.

It is an arithmetic number, because the mean of its divisors is an integer number (5873364).

Almost surely, 2^23475577 is an apocalyptic number.

It is an amenable number.

23475577 is a deficient number, since it is larger than the sum of its proper divisors (17879).

23475577 is a wasteful number, since it uses less digits than its factorization.

23475577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17878.

The product of its digits is 205800, while the sum is 40.

The square root of 23475577 is about 4845.1601624714. The cubic root of 23475577 is about 286.3334537984. Note that the first 3 decimals are identical.

The spelling of 23475577 in words is "twenty-three million, four hundred seventy-five thousand, five hundred seventy-seven".