449819676 has 48 divisors (see below), whose sum is σ = 1174068000. Its totient is φ = 148928256.

The previous prime is 449819653. The next prime is 449819681. The reversal of 449819676 is 676918944.

449819676 is a `hidden beast` number, since 449 + 8 + 196 + 7 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 2116 + ... + 30068.

It is an arithmetic number, because the mean of its divisors is an integer number (24459750).

Almost surely, 2^449819676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449819676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (587034000).

449819676 is an abundant number, since it is smaller than the sum of its proper divisors (724248324).

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

449819676 is a wasteful number, since it uses less digits than its factorization.

449819676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28115 (or 28107 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 449819676 is about 21208.9527322779. The cubic root of 449819676 is about 766.2070602129.

The spelling of 449819676 in words is "four hundred forty-nine million, eight hundred nineteen thousand, six hundred seventy-six".