1252624322 has 4 divisors (see below), whose sum is σ = 1878936486. Its totient is φ = 626312160.

The previous prime is 1252624309. The next prime is 1252624327. The reversal of 1252624322 is 2234262521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1227030841 + 25593481 = 35029^2 + 5059^2 .

It is not an unprimeable number, because it can be changed into a prime (1252624327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313156079 + ... + 313156082.

Almost surely, 2^1252624322 is an apocalyptic number.

1252624322 is a deficient number, since it is larger than the sum of its proper divisors (626312164).

1252624322 is an equidigital number, since it uses as much as digits as its factorization.

1252624322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626312163.

The product of its digits is 11520, while the sum is 29.

The square root of 1252624322 is about 35392.4331178290. The cubic root of 1252624322 is about 1077.9706754472.

Adding to 1252624322 its reverse (2234262521), we get a palindrome (3486886843).

The spelling of 1252624322 in words is "one billion, two hundred fifty-two million, six hundred twenty-four thousand, three hundred twenty-two".