623960 has 32 divisors (see below), whose sum is σ = 1479600. Its totient is φ = 236160.
The previous prime is 623957. The next prime is 623963. The reversal of 623960 is 69326.
It is an interprime number because it is at equal distance from previous prime (623957) and next prime (623963).
It is a plaindrome in base 14.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (623963) 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, 350 + ... + 1170.
2623960 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 623960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (739800).
623960 is an abundant number, since it is smaller than the sum of its proper divisors (855640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
623960 is a wasteful number, since it uses less digits than its factorization.
623960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 851 (or 847 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 26.
The square root of 623960 is about 789.9113874353. The cubic root of 623960 is about 85.4513476724.
The spelling of 623960 in words is "six hundred twenty-three thousand, nine hundred sixty".
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