52774224 has 20 divisors (see below), whose sum is σ = 136333536. Its totient is φ = 17591392.

The previous prime is 52774223. The next prime is 52774237. The reversal of 52774224 is 42247725.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52774223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 549684 + ... + 549779.

Almost surely, 2^52774224 is an apocalyptic number.

It is an amenable number.

52774224 is an abundant number, since it is smaller than the sum of its proper divisors (83559312).

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

52774224 is a wasteful number, since it uses less digits than its factorization.

52774224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099474 (or 1099468 counting only the distinct ones).

The product of its digits is 31360, while the sum is 33.

The square root of 52774224 is about 7264.5869806893. The cubic root of 52774224 is about 375.0944331066.

The spelling of 52774224 in words is "fifty-two million, seven hundred seventy-four thousand, two hundred twenty-four".