445422674 has 4 divisors (see below), whose sum is σ = 668134014. Its totient is φ = 222711336.

The previous prime is 445422641. The next prime is 445422701. The reversal of 445422674 is 476224544.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 303979225 + 141443449 = 17435^2 + 11893^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111355667 + ... + 111355670.

Almost surely, 2^445422674 is an apocalyptic number.

445422674 is a deficient number, since it is larger than the sum of its proper divisors (222711340).

445422674 is a wasteful number, since it uses less digits than its factorization.

445422674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222711339.

The product of its digits is 215040, while the sum is 38.

The square root of 445422674 is about 21105.0390665357. The cubic root of 445422674 is about 763.7023147422.

The spelling of 445422674 in words is "four hundred forty-five million, four hundred twenty-two thousand, six hundred seventy-four".