622594 has 12 divisors (see below), whose sum is σ = 1086534. Its totient is φ = 266784.

The previous prime is 622577. The next prime is 622603. The reversal of 622594 is 495226.

It can be written as a sum of positive squares in only one way, i.e., 540225 + 82369 = 735^2 + 287^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3079 + ... + 3274.

2⁶²²⁵⁹⁴ is an apocalyptic number.

622594 is a deficient number, since it is larger than the sum of its proper divisors (463940).

622594 is a wasteful number, since it uses less digits than its factorization.

622594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6369 (or 6362 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 622594 is about 789.0462597339. The cubic root of 622594 is about 85.3889441927.

The spelling of 622594 in words is "six hundred twenty-two thousand, five hundred ninety-four".