23486553 has 12 divisors (see below), whose sum is σ = 34051108. Its totient is φ = 15599520.

The previous prime is 23486521. The next prime is 23486599. The reversal of 23486553 is 35568432.

It is a happy number.

23486553 is a `hidden beast` number, since 23 + 4 + 86 + 553 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5745609 + 17740944 = 2397^2 + 4212^2 .

It is not a de Polignac number, because 23486553 - 2⁵ = 23486521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23481553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2218 + ... + 7203.

Almost surely, 2^23486553 is an apocalyptic number.

It is an amenable number.

23486553 is a deficient number, since it is larger than the sum of its proper divisors (10564555).

23486553 is a wasteful number, since it uses less digits than its factorization.

23486553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9704 (or 9701 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 23486553 is about 4846.2927068018. The cubic root of 23486553 is about 286.3780718896.

The spelling of 23486553 in words is "twenty-three million, four hundred eighty-six thousand, five hundred fifty-three".