449874791 has 8 divisors (see below), whose sum is σ = 476663040. Its totient is φ = 423122688.

The previous prime is 449874781. The next prime is 449874827. The reversal of 449874791 is 197478944.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-449874791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449874781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19130 + ... + 35576.

It is an arithmetic number, because the mean of its divisors is an integer number (59582880).

Almost surely, 2^449874791 is an apocalyptic number.

449874791 is a deficient number, since it is larger than the sum of its proper divisors (26788249).

449874791 is a wasteful number, since it uses less digits than its factorization.

449874791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18073.

The product of its digits is 2032128, while the sum is 53.

The square root of 449874791 is about 21210.2520258483. The cubic root of 449874791 is about 766.2383525876.

The spelling of 449874791 in words is "four hundred forty-nine million, eight hundred seventy-four thousand, seven hundred ninety-one".