23146536 has 32 divisors (see below), whose sum is σ = 66133440. Its totient is φ = 6613248.

The previous prime is 23146507. The next prime is 23146547. The reversal of 23146536 is 63564132.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68721 + ... + 69056.

It is an arithmetic number, because the mean of its divisors is an integer number (2066670).

Almost surely, 2^23146536 is an apocalyptic number.

It is an amenable number.

23146536 is an abundant number, since it is smaller than the sum of its proper divisors (42986904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23146536 is a wasteful number, since it uses less digits than its factorization.

23146536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137793 (or 137789 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 23146536 is about 4811.0847009796. The cubic root of 23146536 is about 284.9893747962.

The spelling of 23146536 in words is "twenty-three million, one hundred forty-six thousand, five hundred thirty-six".