23557041 has 16 divisors (see below), whose sum is σ = 35473920. Its totient is φ = 15446160.

The previous prime is 23557033. The next prime is 23557043. The reversal of 23557041 is 14075532.

It is a happy number.

It is not a de Polignac number, because 23557041 - 2³ = 23557033 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 23556996 and 23557014.

It is not an unprimeable number, because it can be changed into a prime (23557043) 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, 5505 + ... + 8798.

It is an arithmetic number, because the mean of its divisors is an integer number (2217120).

Almost surely, 2^23557041 is an apocalyptic number.

It is an amenable number.

23557041 is a deficient number, since it is larger than the sum of its proper divisors (11916879).

23557041 is a wasteful number, since it uses less digits than its factorization.

23557041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14373 (or 14367 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 23557041 is about 4853.5596215561. The cubic root of 23557041 is about 286.6642790198.

The spelling of 23557041 in words is "twenty-three million, five hundred fifty-seven thousand, forty-one".