449299488 has 48 divisors (see below), whose sum is σ = 1286633376. Its totient is φ = 136151040.

The previous prime is 449299471. The next prime is 449299519. The reversal of 449299488 is 884992944.

It is a tau number, because it is divible by the number of its divisors (48).

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, 211681 + ... + 213792.

It is an arithmetic number, because the mean of its divisors is an integer number (26804862).

Almost surely, 2^449299488 is an apocalyptic number.

449299488 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

449299488 is an abundant number, since it is smaller than the sum of its proper divisors (837333888).

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

449299488 is a wasteful number, since it uses less digits than its factorization.

449299488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425497 (or 425489 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 57.

The square root of 449299488 is about 21196.6857786778. The cubic root of 449299488 is about 765.9115896208.

The spelling of 449299488 in words is "four hundred forty-nine million, two hundred ninety-nine thousand, four hundred eighty-eight".