4445726622 has 32 divisors (see below), whose sum is σ = 9202550400. Its totient is φ = 1430109408.

The previous prime is 4445726617. The next prime is 4445726671. The reversal of 4445726622 is 2266275444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 443793 + ... + 453699.

It is an arithmetic number, because the mean of its divisors is an integer number (287579700).

Almost surely, 2^4445726622 is an apocalyptic number.

4445726622 is an abundant number, since it is smaller than the sum of its proper divisors (4756823778).

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

4445726622 is a wasteful number, since it uses less digits than its factorization.

4445726622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12520.

The product of its digits is 645120, while the sum is 42.

The square root of 4445726622 is about 66676.2823048796. The cubic root of 4445726622 is about 1644.2994737739.

The spelling of 4445726622 in words is "four billion, four hundred forty-five million, seven hundred twenty-six thousand, six hundred twenty-two".