63265431 has 16 divisors (see below), whose sum is σ = 86851584. Its totient is φ = 40942944.

The previous prime is 63265429. The next prime is 63265441. The reversal of 63265431 is 13456236.

It is not a de Polignac number, because 63265431 - 2¹ = 63265429 is a prime.

It is a super-2 number, since 2×63265431² = 8005029519231522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63265441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16141 + ... + 19673.

It is an arithmetic number, because the mean of its divisors is an integer number (5428224).

Almost surely, 2^63265431 is an apocalyptic number.

63265431 is a deficient number, since it is larger than the sum of its proper divisors (23586153).

63265431 is a wasteful number, since it uses less digits than its factorization.

63265431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3710.

The product of its digits is 12960, while the sum is 30.

The square root of 63265431 is about 7953.9569397879. The cubic root of 63265431 is about 398.4637553510.

The spelling of 63265431 in words is "sixty-three million, two hundred sixty-five thousand, four hundred thirty-one".