1252235792 has 10 divisors (see below), whose sum is σ = 2426206878. Its totient is φ = 626117888.

The previous prime is 1252235779. The next prime is 1252235797. The reversal of 1252235792 is 2975322521.

It can be written as a sum of positive squares in only one way, i.e., 665433616 + 586802176 = 25796^2 + 24224^2 .

It is not an unprimeable number, because it can be changed into a prime (1252235797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39132353 + ... + 39132384.

Almost surely, 2^1252235792 is an apocalyptic number.

It is an amenable number.

1252235792 is a deficient number, since it is larger than the sum of its proper divisors (1173971086).

1252235792 is an equidigital number, since it uses as much as digits as its factorization.

1252235792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78264745 (or 78264739 counting only the distinct ones).

The product of its digits is 75600, while the sum is 38.

The square root of 1252235792 is about 35386.9438070032. The cubic root of 1252235792 is about 1077.8592115258.

The spelling of 1252235792 in words is "one billion, two hundred fifty-two million, two hundred thirty-five thousand, seven hundred ninety-two".