449453432 has 32 divisors (see below), whose sum is σ = 854124480. Its totient is φ = 221706240.

The previous prime is 449453413. The next prime is 449453441. The reversal of 449453432 is 234354944.

It is a happy number.

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, 216833 + ... + 218895.

It is an arithmetic number, because the mean of its divisors is an integer number (26691390).

Almost surely, 2^449453432 is an apocalyptic number.

It is an amenable number.

449453432 is a deficient number, since it is larger than the sum of its proper divisors (404671048).

449453432 is a wasteful number, since it uses less digits than its factorization.

449453432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2423 (or 2419 counting only the distinct ones).

The product of its digits is 207360, while the sum is 38.

The square root of 449453432 is about 21200.3167900859. The cubic root of 449453432 is about 765.9990546882. Note that the first 3 decimals are identical.

The spelling of 449453432 in words is "four hundred forty-nine million, four hundred fifty-three thousand, four hundred thirty-two".