22532570 has 8 divisors (see below), whose sum is σ = 40558644. Its totient is φ = 9013024.

The previous prime is 22532561. The next prime is 22532581. The reversal of 22532570 is 7523522.

It can be written as a sum of positive squares in 2 ways, for example, as 20421361 + 2111209 = 4519^2 + 1453^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1126619 + ... + 1126638.

Almost surely, 2^22532570 is an apocalyptic number.

22532570 is a deficient number, since it is larger than the sum of its proper divisors (18026074).

22532570 is a wasteful number, since it uses less digits than its factorization.

22532570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2253264.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 22532570 is about 4746.8484281679. The cubic root of 22532570 is about 282.4469631815.

The spelling of 22532570 in words is "twenty-two million, five hundred thirty-two thousand, five hundred seventy".