252222748 has 6 divisors (see below), whose sum is σ = 441389816. Its totient is φ = 126111372.

The previous prime is 252222731. The next prime is 252222767. The reversal of 252222748 is 847222252.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31527840 + ... + 31527847.

Almost surely, 2^252222748 is an apocalyptic number.

It is an amenable number.

252222748 is a deficient number, since it is larger than the sum of its proper divisors (189167068).

252222748 is a wasteful number, since it uses less digits than its factorization.

252222748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63055691 (or 63055689 counting only the distinct ones).

The product of its digits is 35840, while the sum is 34.

The square root of 252222748 is about 15881.5222192333. The cubic root of 252222748 is about 631.8220103113.

The spelling of 252222748 in words is "two hundred fifty-two million, two hundred twenty-two thousand, seven hundred forty-eight".