1252760228 has 12 divisors (see below), whose sum is σ = 2287649280. Its totient is φ = 599146152.

The previous prime is 1252760219. The next prime is 1252760239. The reversal of 1252760228 is 8220672521.

It is a super-2 number, since 2×1252760228² = 3138816377717223968, which contains 22 as substring.

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, 6808388 + ... + 6808571.

It is an arithmetic number, because the mean of its divisors is an integer number (190637440).

Almost surely, 2^1252760228 is an apocalyptic number.

It is an amenable number.

1252760228 is a deficient number, since it is larger than the sum of its proper divisors (1034889052).

1252760228 is a wasteful number, since it uses less digits than its factorization.

1252760228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13616986 (or 13616984 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 1252760228 is about 35394.3530524291. The cubic root of 1252760228 is about 1078.0096595709.

The spelling of 1252760228 in words is "one billion, two hundred fifty-two million, seven hundred sixty thousand, two hundred twenty-eight".