449246155 has 8 divisors (see below), whose sum is σ = 551632752. Its totient is φ = 351038688.

The previous prime is 449246111. The next prime is 449246159. The reversal of 449246155 is 551642944.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-449246155 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449246159) 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, 1044544 + ... + 1044973.

It is an arithmetic number, because the mean of its divisors is an integer number (68954094).

Almost surely, 2^449246155 is an apocalyptic number.

449246155 is a deficient number, since it is larger than the sum of its proper divisors (102386597).

449246155 is a wasteful number, since it uses less digits than its factorization.

449246155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2089565.

The product of its digits is 172800, while the sum is 40.

The square root of 449246155 is about 21195.4276908960. The cubic root of 449246155 is about 765.8812831991.

The spelling of 449246155 in words is "four hundred forty-nine million, two hundred forty-six thousand, one hundred fifty-five".