449190801 has 24 divisors (see below), whose sum is σ = 664844544. Its totient is φ = 292158720.

The previous prime is 449190787. The next prime is 449190803. The reversal of 449190801 is 108091944.

449190801 is a `hidden beast` number, since 4 + 491 + 90 + 80 + 1 = 666.

It is not a de Polignac number, because 449190801 - 2⁶ = 449190737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (449190803) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58360 + ... + 65606.

It is an arithmetic number, because the mean of its divisors is an integer number (27701856).

Almost surely, 2^449190801 is an apocalyptic number.

It is an amenable number.

449190801 is a deficient number, since it is larger than the sum of its proper divisors (215653743).

449190801 is a wasteful number, since it uses less digits than its factorization.

449190801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7421 (or 7418 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 449190801 is about 21194.1218501735. The cubic root of 449190801 is about 765.8498258096.

The spelling of 449190801 in words is "four hundred forty-nine million, one hundred ninety thousand, eight hundred one".