622347 has 8 divisors (see below), whose sum is σ = 905280. Its totient is φ = 377160.

The previous prime is 622337. The next prime is 622351. The reversal of 622347 is 743226.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 622347 - 2⁴ = 622331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (622337) 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, 9397 + ... + 9462.

It is an arithmetic number, because the mean of its divisors is an integer number (113160).

2⁶²²³⁴⁷ is an apocalyptic number.

622347 is a deficient number, since it is larger than the sum of its proper divisors (282933).

622347 is a wasteful number, since it uses less digits than its factorization.

622347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18873.

The product of its digits is 2016, while the sum is 24.

The square root of 622347 is about 788.8897261341. The cubic root of 622347 is about 85.3776506590.

It can be divided in two parts, 622 and 347, that added together give a palindrome (969).

The spelling of 622347 in words is "six hundred twenty-two thousand, three hundred forty-seven".