449170746 has 8 divisors (see below), whose sum is σ = 898341504. Its totient is φ = 149723580.

The previous prime is 449170741. The next prime is 449170759. The reversal of 449170746 is 647071944.

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

449170746 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 449170698 and 449170707.

It is not an unprimeable number, because it can be changed into a prime (449170741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37430890 + ... + 37430901.

It is an arithmetic number, because the mean of its divisors is an integer number (112292688).

Almost surely, 2^449170746 is an apocalyptic number.

449170746 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

449170746 is a wasteful number, since it uses less digits than its factorization.

449170746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74861796.

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 449170746 is about 21193.6487184251. The cubic root of 449170746 is about 765.8384280199.

The spelling of 449170746 in words is "four hundred forty-nine million, one hundred seventy thousand, seven hundred forty-six".