1253802264 has 64 divisors (see below), whose sum is σ = 3682506240. Its totient is φ = 350712960.

The previous prime is 1253802247. The next prime is 1253802271. The reversal of 1253802264 is 4622083521.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

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, 179232 + ... + 186095.

It is an arithmetic number, because the mean of its divisors is an integer number (57539160).

Almost surely, 2^1253802264 is an apocalyptic number.

It is an amenable number.

1253802264 is an abundant number, since it is smaller than the sum of its proper divisors (2428703976).

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

1253802264 is a wasteful number, since it uses less digits than its factorization.

1253802264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365360 (or 365356 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 1253802264 is about 35409.0703633970. The cubic root of 1253802264 is about 1078.3084700255.

Adding to 1253802264 its reverse (4622083521), we get a palindrome (5875885785).

The spelling of 1253802264 in words is "one billion, two hundred fifty-three million, eight hundred two thousand, two hundred sixty-four".