449677263 has 12 divisors (see below), whose sum is σ = 697458840. Its totient is φ = 256958352.

The previous prime is 449677259. The next prime is 449677309. The reversal of 449677263 is 362776944.

It is not a de Polignac number, because 449677263 - 2² = 449677259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449677223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1529368 + ... + 1529661.

It is an arithmetic number, because the mean of its divisors is an integer number (58121570).

Almost surely, 2^449677263 is an apocalyptic number.

449677263 is a deficient number, since it is larger than the sum of its proper divisors (247781577).

449677263 is a wasteful number, since it uses less digits than its factorization.

449677263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3059046 (or 3059039 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 48.

The square root of 449677263 is about 21205.5950871462. The cubic root of 449677263 is about 766.1261912414.

The spelling of 449677263 in words is "four hundred forty-nine million, six hundred seventy-seven thousand, two hundred sixty-three".