459772013 has 4 divisors (see below), whose sum is σ = 483970560. Its totient is φ = 435573468.

The previous prime is 459772009. The next prime is 459772057. The reversal of 459772013 is 310277954.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 459772013 - 2² = 459772009 is a prime.

It is a super-2 number, since 2×459772013² = 422780607876144338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (459772913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12099245 + ... + 12099282.

It is an arithmetic number, because the mean of its divisors is an integer number (120992640).

Almost surely, 2^459772013 is an apocalyptic number.

It is an amenable number.

459772013 is a deficient number, since it is larger than the sum of its proper divisors (24198547).

459772013 is a wasteful number, since it uses less digits than its factorization.

459772013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24198546.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 459772013 is about 21442.2949564640. The cubic root of 459772013 is about 771.8167105158.

The spelling of 459772013 in words is "four hundred fifty-nine million, seven hundred seventy-two thousand, thirteen".