622672 has 10 divisors (see below), whose sum is σ = 1206458. Its totient is φ = 311328.
The previous prime is 622669. The next prime is 622709. The reversal of 622672 is 276226.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 414736 + 207936 = 644^2 + 456^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19443 + ... + 19474.
2622672 is an apocalyptic number.
It is an amenable number.
622672 is a deficient number, since it is larger than the sum of its proper divisors (583786).
622672 is a wasteful number, since it uses less digits than its factorization.
622672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38925 (or 38919 counting only the distinct ones).
The product of its digits is 2016, while the sum is 25.
The square root of 622672 is about 789.0956849457. The cubic root of 622672 is about 85.3925099512.
Adding to 622672 its reverse (276226), we get a palindrome (898898).
The spelling of 622672 in words is "six hundred twenty-two thousand, six hundred seventy-two".
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