449276988 has 24 divisors (see below), whose sum is σ = 1049121360. Its totient is φ = 149643520.

The previous prime is 449276953. The next prime is 449277007. The reversal of 449276988 is 889672944.

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, 2578 + ... + 30086.

It is an arithmetic number, because the mean of its divisors is an integer number (43713390).

Almost surely, 2^449276988 is an apocalyptic number.

It is an amenable number.

449276988 is an abundant number, since it is smaller than the sum of its proper divisors (599844372).

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

449276988 is a wasteful number, since it uses less digits than its factorization.

449276988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28877 (or 28875 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 57.

The square root of 449276988 is about 21196.1550286839. The cubic root of 449276988 is about 765.8988043117.

It can be divided in two parts, 44927 and 6988, that added together give a palindrome (51915).

The spelling of 449276988 in words is "four hundred forty-nine million, two hundred seventy-six thousand, nine hundred eighty-eight".