253963416 has 32 divisors (see below), whose sum is σ = 725610240. Its totient is φ = 72560928.

The previous prime is 253963403. The next prime is 253963429. The reversal of 253963416 is 614369352.

It is an interprime number because it is at equal distance from previous prime (253963403) and next prime (253963429).

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 7 ways as a sum of consecutive naturals, for example, 755676 + ... + 756011.

It is an arithmetic number, because the mean of its divisors is an integer number (22675320).

Almost surely, 2^253963416 is an apocalyptic number.

It is an amenable number.

253963416 is an abundant number, since it is smaller than the sum of its proper divisors (471646824).

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

253963416 is a wasteful number, since it uses less digits than its factorization.

253963416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1511703 (or 1511699 counting only the distinct ones).

The product of its digits is 116640, while the sum is 39.

The square root of 253963416 is about 15936.2296670197. The cubic root of 253963416 is about 633.2721465050.

The spelling of 253963416 in words is "two hundred fifty-three million, nine hundred sixty-three thousand, four hundred sixteen".