449887192 has 16 divisors (see below), whose sum is σ = 848417040. Its totient is φ = 223642656.

The previous prime is 449887157. The next prime is 449887223. The reversal of 449887192 is 291788944.

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 3 ways as a sum of consecutive naturals, for example, 161148 + ... + 163915.

It is an arithmetic number, because the mean of its divisors is an integer number (53026065).

Almost surely, 2^449887192 is an apocalyptic number.

It is an amenable number.

449887192 is a deficient number, since it is larger than the sum of its proper divisors (398529848).

449887192 is a wasteful number, since it uses less digits than its factorization.

449887192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325242 (or 325238 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 52.

The square root of 449887192 is about 21210.5443588796. The cubic root of 449887192 is about 766.2453930906.

The spelling of 449887192 in words is "four hundred forty-nine million, eight hundred eighty-seven thousand, one hundred ninety-two".