23449572 has 36 divisors (see below), whose sum is σ = 62396880. Its totient is φ = 7404912.

The previous prime is 23449549. The next prime is 23449583. The reversal of 23449572 is 27594432.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16458 + ... + 17825.

Almost surely, 2^23449572 is an apocalyptic number.

It is an amenable number.

23449572 is an abundant number, since it is smaller than the sum of its proper divisors (38947308).

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

23449572 is a wasteful number, since it uses less digits than its factorization.

23449572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34312 (or 34307 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 23449572 is about 4842.4758130527. The cubic root of 23449572 is about 286.2276863927.

The spelling of 23449572 in words is "twenty-three million, four hundred forty-nine thousand, five hundred seventy-two".