449486862 has 32 divisors (see below), whose sum is σ = 987876864. Its totient is φ = 135211200.

The previous prime is 449486831. The next prime is 449486881. The reversal of 449486862 is 268684944.

It is a super-2 number, since 2×449486862² = 404076878221214088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15814 + ... + 33897.

It is an arithmetic number, because the mean of its divisors is an integer number (30871152).

Almost surely, 2^449486862 is an apocalyptic number.

449486862 is an abundant number, since it is smaller than the sum of its proper divisors (538390002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449486862 is a wasteful number, since it uses less digits than its factorization.

449486862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49864.

The product of its digits is 2654208, while the sum is 51.

The square root of 449486862 is about 21201.1052070405. The cubic root of 449486862 is about 766.0180456906.

The spelling of 449486862 in words is "four hundred forty-nine million, four hundred eighty-six thousand, eight hundred sixty-two".