623862 has 20 divisors (see below), whose sum is σ = 1398276. Its totient is φ = 207900.

The previous prime is 623851. The next prime is 623867. The reversal of 623862 is 268326.

623862 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 623862.

It is not an unprimeable number, because it can be changed into a prime (623867) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1764 + ... + 2087.

2⁶²³⁸⁶² is an apocalyptic number.

623862 is an abundant number, since it is smaller than the sum of its proper divisors (774414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

623862 is a wasteful number, since it uses less digits than its factorization.

623862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3865 (or 3856 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 623862 is about 789.8493527249. The cubic root of 623862 is about 85.4468737368.

It can be divided in two parts, 623 and 862, that added together give a triangular number (1485 = T₅₄).

The spelling of 623862 in words is "six hundred twenty-three thousand, eight hundred sixty-two".