449045724 has 12 divisors (see below), whose sum is σ = 1047773384. Its totient is φ = 149681904.

The previous prime is 449045713. The next prime is 449045731. The reversal of 449045724 is 427540944.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

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, 18710227 + ... + 18710250.

Almost surely, 2^449045724 is an apocalyptic number.

It is an amenable number.

449045724 is an abundant number, since it is smaller than the sum of its proper divisors (598727660).

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

449045724 is a wasteful number, since it uses less digits than its factorization.

449045724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37420484 (or 37420482 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 449045724 is about 21190.6989974375. The cubic root of 449045724 is about 765.7673670425.

The spelling of 449045724 in words is "four hundred forty-nine million, forty-five thousand, seven hundred twenty-four".