523401873 has 16 divisors (see below), whose sum is σ = 735985920. Its totient is φ = 329945616.

The previous prime is 523401841. The next prime is 523401877. The reversal of 523401873 is 378104325.

It is not a de Polignac number, because 523401873 - 2⁵ = 523401841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (523401877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22786 + ... + 39572.

It is an arithmetic number, because the mean of its divisors is an integer number (45999120).

Almost surely, 2^523401873 is an apocalyptic number.

It is an amenable number.

523401873 is a deficient number, since it is larger than the sum of its proper divisors (212584047).

523401873 is a wasteful number, since it uses less digits than its factorization.

523401873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17356.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 523401873 is about 22877.9779045264. The cubic root of 523401873 is about 805.8949310628.

The spelling of 523401873 in words is "five hundred twenty-three million, four hundred one thousand, eight hundred seventy-three".