622375 has 16 divisors (see below), whose sum is σ = 838656. Its totient is φ = 458400.

The previous prime is 622367. The next prime is 622397. The reversal of 622375 is 573226.

It is not a de Polignac number, because 622375 - 2³ = 622367 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1434 + ... + 1816.

It is an arithmetic number, because the mean of its divisors is an integer number (52416).

2⁶²²³⁷⁵ is an apocalyptic number.

622375 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

622375 is a deficient number, since it is larger than the sum of its proper divisors (216281).

622375 is a wasteful number, since it uses less digits than its factorization.

622375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411 (or 401 counting only the distinct ones).

The product of its digits is 2520, while the sum is 25.

The square root of 622375 is about 788.9074723946. The cubic root of 622375 is about 85.3789310478.

The spelling of 622375 in words is "six hundred twenty-two thousand, three hundred seventy-five".