449756372 has 24 divisors (see below), whose sum is σ = 892231200. Its totient is φ = 196654176.

The previous prime is 449756371. The next prime is 449756381. The reversal of 449756372 is 273657944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449756371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226622 + ... + 228597.

It is an arithmetic number, because the mean of its divisors is an integer number (37176300).

Almost surely, 2^449756372 is an apocalyptic number.

It is an amenable number.

449756372 is a deficient number, since it is larger than the sum of its proper divisors (442474828).

449756372 is a wasteful number, since it uses less digits than its factorization.

449756372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455255 (or 455253 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 47.

The square root of 449756372 is about 21207.4602911334. The cubic root of 449756372 is about 766.1711152555.

The spelling of 449756372 in words is "four hundred forty-nine million, seven hundred fifty-six thousand, three hundred seventy-two".