253340463 has 16 divisors (see below), whose sum is σ = 351783936. Its totient is φ = 161992320.

The previous prime is 253340453. The next prime is 253340473. The reversal of 253340463 is 364043352.

It is an interprime number because it is at equal distance from previous prime (253340453) and next prime (253340473).

It is not a de Polignac number, because 253340463 - 2⁹ = 253339951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 253340463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253340453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1545 + ... + 22562.

It is an arithmetic number, because the mean of its divisors is an integer number (21986496).

Almost surely, 2^253340463 is an apocalyptic number.

253340463 is a deficient number, since it is larger than the sum of its proper divisors (98443473).

253340463 is a wasteful number, since it uses less digits than its factorization.

253340463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24254.

The product of its (nonzero) digits is 25920, while the sum is 30.

The square root of 253340463 is about 15916.6724851647. The cubic root of 253340463 is about 632.7539330440.

The spelling of 253340463 in words is "two hundred fifty-three million, three hundred forty thousand, four hundred sixty-three".