1252022976 has 42 divisors (see below), whose sum is σ = 3588699452. Its totient is φ = 417340800.

The previous prime is 1252022957. The next prime is 1252022977. The reversal of 1252022976 is 6792202521.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1252022976.

It is not an unprimeable number, because it can be changed into a prime (1252022977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1086250 + ... + 1087401.

Almost surely, 2^1252022976 is an apocalyptic number.

1252022976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1252022976 is an abundant number, since it is smaller than the sum of its proper divisors (2336676476).

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

1252022976 is a wasteful number, since it uses less digits than its factorization.

1252022976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2173669 (or 2173656 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 1252022976 is about 35383.9366944946. The cubic root of 1252022976 is about 1077.7981477647.

The spelling of 1252022976 in words is "one billion, two hundred fifty-two million, twenty-two thousand, nine hundred seventy-six".