22535274 has 8 divisors (see below), whose sum is σ = 45070560. Its totient is φ = 7511756.

The previous prime is 22535263. The next prime is 22535287. The reversal of 22535274 is 47253522.

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

22535274 is an admirable number.

It is a Curzon number.

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, 1877934 + ... + 1877945.

It is an arithmetic number, because the mean of its divisors is an integer number (5633820).

Almost surely, 2^22535274 is an apocalyptic number.

22535274 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22535274 is a wasteful number, since it uses less digits than its factorization.

22535274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3755884.

The product of its digits is 16800, while the sum is 30.

The square root of 22535274 is about 4747.1332401777. The cubic root of 22535274 is about 282.4582609909.

Adding to 22535274 its reverse (47253522), we get a palindrome (69788796).

The spelling of 22535274 in words is "twenty-two million, five hundred thirty-five thousand, two hundred seventy-four".