622314445 has 4 divisors (see below), whose sum is σ = 746777340. Its totient is φ = 497851552.

The previous prime is 622314437. The next prime is 622314479. The reversal of 622314445 is 544413226.

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

It can be written as a sum of positive squares in 2 ways, for example, as 182196004 + 440118441 = 13498^2 + 20979^2 .

It is a cyclic number.

It is not a de Polignac number, because 622314445 - 2³ = 622314437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62231440 + ... + 62231449.

It is an arithmetic number, because the mean of its divisors is an integer number (186694335).

Almost surely, 2^622314445 is an apocalyptic number.

It is an amenable number.

622314445 is a deficient number, since it is larger than the sum of its proper divisors (124462895).

622314445 is a wasteful number, since it uses less digits than its factorization.

622314445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124462894.

The product of its digits is 23040, while the sum is 31.

The square root of 622314445 is about 24946.2310780607. The cubic root of 622314445 is about 853.7616193013.

The spelling of 622314445 in words is "six hundred twenty-two million, three hundred fourteen thousand, four hundred forty-five".