449976494 has 28 divisors (see below), whose sum is σ = 748307328. Its totient is φ = 202924260.

The previous prime is 449976493. The next prime is 449976503. The reversal of 449976494 is 494679944.

It is a happy number.

It is a super-3 number, since 3×449976494³ (a number of 27 digits) contains 333 as substring.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449976493) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 3543059 + ... + 3543185.

Almost surely, 2^449976494 is an apocalyptic number.

449976494 is a deficient number, since it is larger than the sum of its proper divisors (298330834).

449976494 is an frugal number, since it uses more digits than its factorization.

449976494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195 (or 140 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 56.

The square root of 449976494 is about 21212.6493866278. The cubic root of 449976494 is about 766.2960892949.

The spelling of 449976494 in words is "four hundred forty-nine million, nine hundred seventy-six thousand, four hundred ninety-four".