253773265 has 16 divisors (see below), whose sum is σ = 308845440. Its totient is φ = 200154240.

The previous prime is 253773259. The next prime is 253773271. The reversal of 253773265 is 562377352.

It is an interprime number because it is at equal distance from previous prime (253773259) and next prime (253773271).

It is not a de Polignac number, because 253773265 - 2⁷ = 253773137 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216130 + ... + 217300.

It is an arithmetic number, because the mean of its divisors is an integer number (19302840).

Almost surely, 2^253773265 is an apocalyptic number.

It is an amenable number.

253773265 is a deficient number, since it is larger than the sum of its proper divisors (55072175).

253773265 is a wasteful number, since it uses less digits than its factorization.

253773265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1752.

The product of its digits is 264600, while the sum is 40.

The square root of 253773265 is about 15930.2625527642. The cubic root of 253773265 is about 633.1140562837.

The spelling of 253773265 in words is "two hundred fifty-three million, seven hundred seventy-three thousand, two hundred sixty-five".