625622 has 8 divisors (see below), whose sum is σ = 947856. Its totient is φ = 309672.

The previous prime is 625621. The next prime is 625627. The reversal of 625622 is 226526.

It is a happy number.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 625622.

It is not an unprimeable number, because it can be changed into a prime (625621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1313 + ... + 1724.

It is an arithmetic number, because the mean of its divisors is an integer number (118482).

2⁶²⁵⁶²² is an apocalyptic number.

625622 is a deficient number, since it is larger than the sum of its proper divisors (322234).

625622 is a wasteful number, since it uses less digits than its factorization.

625622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3142.

The product of its digits is 1440, while the sum is 23.

The square root of 625622 is about 790.9627045569. The cubic root of 625622 is about 85.5271507312.

The spelling of 625622 in words is "six hundred twenty-five thousand, six hundred twenty-two".