449955428 has 24 divisors (see below), whose sum is σ = 848601600. Its totient is φ = 207522720.

The previous prime is 449955427. The next prime is 449955449. The reversal of 449955428 is 824559944.

It is not an unprimeable number, because it can be changed into a prime (449955427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107723 + ... + 111821.

It is an arithmetic number, because the mean of its divisors is an integer number (35358400).

Almost surely, 2^449955428 is an apocalyptic number.

It is an amenable number.

449955428 is a deficient number, since it is larger than the sum of its proper divisors (398646172).

449955428 is a wasteful number, since it uses less digits than its factorization.

449955428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6227 (or 6225 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 50.

The square root of 449955428 is about 21212.1528374656. The cubic root of 449955428 is about 766.2841308589.

The spelling of 449955428 in words is "four hundred forty-nine million, nine hundred fifty-five thousand, four hundred twenty-eight".