415256263 has 4 divisors (see below), whose sum is σ = 439683120. Its totient is φ = 390829408.

The previous prime is 415256243. The next prime is 415256287. The reversal of 415256263 is 362652514.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-415256263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (415256213) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 12213403 + ... + 12213436.

It is an arithmetic number, because the mean of its divisors is an integer number (109920780).

Almost surely, 2^415256263 is an apocalyptic number.

415256263 is a deficient number, since it is larger than the sum of its proper divisors (24426857).

415256263 is a wasteful number, since it uses less digits than its factorization.

415256263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24426856.

The product of its digits is 43200, while the sum is 34.

The square root of 415256263 is about 20377.8375447445. The cubic root of 415256263 is about 746.0570931203.

The spelling of 415256263 in words is "four hundred fifteen million, two hundred fifty-six thousand, two hundred sixty-three".