622052171 has 8 divisors (see below), whose sum is σ = 671003760. Its totient is φ = 573257952.

The previous prime is 622052159. The next prime is 622052257. The reversal of 622052171 is 171250226.

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-622052171 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 622052171.

It is not an unprimeable number, because it can be changed into a prime (622052111) 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, 31061 + ... + 46998.

It is an arithmetic number, because the mean of its divisors is an integer number (83875470).

Almost surely, 2^622052171 is an apocalyptic number.

622052171 is a deficient number, since it is larger than the sum of its proper divisors (48951589).

622052171 is a wasteful number, since it uses less digits than its factorization.

622052171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78685.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 622052171 is about 24940.9737380079. The cubic root of 622052171 is about 853.6416633631.

The spelling of 622052171 in words is "six hundred twenty-two million, fifty-two thousand, one hundred seventy-one".