1252770344 has 16 divisors (see below), whose sum is σ = 2684508000. Its totient is φ = 536901552.

The previous prime is 1252770329. The next prime is 1252770347. The reversal of 1252770344 is 4430772521.

It is not an unprimeable number, because it can be changed into a prime (1252770347) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 11185394 + ... + 11185505.

It is an arithmetic number, because the mean of its divisors is an integer number (167781750).

Almost surely, 2^1252770344 is an apocalyptic number.

1252770344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1252770344 is an abundant number, since it is smaller than the sum of its proper divisors (1431737656).

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

1252770344 is a wasteful number, since it uses less digits than its factorization.

1252770344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22370912 (or 22370908 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 35.

The square root of 1252770344 is about 35394.4959562924. The cubic root of 1252770344 is about 1078.0125611946.

The spelling of 1252770344 in words is "one billion, two hundred fifty-two million, seven hundred seventy thousand, three hundred forty-four".