449665354 has 16 divisors (see below), whose sum is σ = 697072896. Its totient is φ = 217551180.

The previous prime is 449665331. The next prime is 449665399. The reversal of 449665354 is 453566944.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55809 + ... + 63355.

It is an arithmetic number, because the mean of its divisors is an integer number (43567056).

Almost surely, 2^449665354 is an apocalyptic number.

449665354 is a deficient number, since it is larger than the sum of its proper divisors (247407542).

449665354 is an frugal number, since it uses more digits than its factorization.

449665354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7642 (or 7580 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 46.

The square root of 449665354 is about 21205.3142867537. The cubic root of 449665354 is about 766.1194279631.

The spelling of 449665354 in words is "four hundred forty-nine million, six hundred sixty-five thousand, three hundred fifty-four".