1252322544 has 240 divisors, whose sum is σ = 3892072320. Its totient is φ = 343633920.

The previous prime is 1252322521. The next prime is 1252322549. The reversal of 1252322544 is 4452232521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252322549) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4425027 + ... + 4425309.

It is an arithmetic number, because the mean of its divisors is an integer number (16216968).

Almost surely, 2^1252322544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1252322544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1946036160).

1252322544 is an abundant number, since it is smaller than the sum of its proper divisors (2639749776).

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

1252322544 is a wasteful number, since it uses less digits than its factorization.

1252322544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368 (or 345 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

The square root of 1252322544 is about 35388.1695485935. The cubic root of 1252322544 is about 1077.8841014823.

The spelling of 1252322544 in words is "one billion, two hundred fifty-two million, three hundred twenty-two thousand, five hundred forty-four".