449477974 has 12 divisors (see below), whose sum is σ = 741081852. Its totient is φ = 204308060.

The previous prime is 449477947. The next prime is 449478013. The reversal of 449477974 is 479774944.

It is a super-2 number, since 2×449477974² = 404060898222289352, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 928432 + ... + 928915.

It is an arithmetic number, because the mean of its divisors is an integer number (61756821).

Almost surely, 2^449477974 is an apocalyptic number.

449477974 is a deficient number, since it is larger than the sum of its proper divisors (291603878).

449477974 is a wasteful number, since it uses less digits than its factorization.

449477974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1857371 (or 1857360 counting only the distinct ones).

The product of its digits is 7112448, while the sum is 55.

The square root of 449477974 is about 21200.8955942904. The cubic root of 449477974 is about 766.0129966641.

The spelling of 449477974 in words is "four hundred forty-nine million, four hundred seventy-seven thousand, nine hundred seventy-four".