449827013 has 4 divisors (see below), whose sum is σ = 450006720. Its totient is φ = 449647308.

The previous prime is 449826983. The next prime is 449827061. The reversal of 449827013 is 310728944.

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 449827013 - 2⁸ = 449826757 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449829013) 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, 86045 + ... + 91122.

It is an arithmetic number, because the mean of its divisors is an integer number (112501680).

Almost surely, 2^449827013 is an apocalyptic number.

It is an amenable number.

449827013 is a deficient number, since it is larger than the sum of its proper divisors (179707).

449827013 is a wasteful number, since it uses less digits than its factorization.

449827013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179706.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 449827013 is about 21209.1257009807. The cubic root of 449827013 is about 766.2112260531.

The spelling of 449827013 in words is "four hundred forty-nine million, eight hundred twenty-seven thousand, thirteen".