622707 has 4 divisors (see below), whose sum is σ = 830280. Its totient is φ = 415136.

The previous prime is 622669. The next prime is 622709. The reversal of 622707 is 707226.

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

It is a cyclic number.

It is not a de Polignac number, because 622707 - 2¹⁴ = 606323 is a prime.

It is a D-number.

622707 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 622707.

It is not an unprimeable number, because it can be changed into a prime (622709) 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, 103782 + ... + 103787.

It is an arithmetic number, because the mean of its divisors is an integer number (207570).

2⁶²²⁷⁰⁷ is an apocalyptic number.

622707 is a deficient number, since it is larger than the sum of its proper divisors (207573).

622707 is a wasteful number, since it uses less digits than its factorization.

622707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207572.

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 622707 is about 789.1178619192. The cubic root of 622707 is about 85.3941098743.

The spelling of 622707 in words is "six hundred twenty-two thousand, seven hundred seven".