1252550436 has 48 divisors (see below), whose sum is σ = 2951195520. Its totient is φ = 413452800.

The previous prime is 1252550407. The next prime is 1252550441. The reversal of 1252550436 is 6340552521.

It is a junction number, because it is equal to n+sod(n) for n = 1252550397 and 1252550406.

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 in 15 ways as a sum of consecutive naturals, for example, 703980 + ... + 705756.

It is an arithmetic number, because the mean of its divisors is an integer number (61483240).

Almost surely, 2^1252550436 is an apocalyptic number.

It is an amenable number.

1252550436 is an abundant number, since it is smaller than the sum of its proper divisors (1698645084).

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

1252550436 is a wasteful number, since it uses less digits than its factorization.

1252550436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2324 (or 2322 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 1252550436 is about 35391.3892917472. The cubic root of 1252550436 is about 1077.9494803434.

The spelling of 1252550436 in words is "one billion, two hundred fifty-two million, five hundred fifty thousand, four hundred thirty-six".