623363 has 4 divisors (see below), whose sum is σ = 671328. Its totient is φ = 575400.

The previous prime is 623353. The next prime is 623383. The reversal of 623363 is 363326.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 623363 - 2⁶ = 623299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (623303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23963 + ... + 23988.

It is an arithmetic number, because the mean of its divisors is an integer number (167832).

2⁶²³³⁶³ is an apocalyptic number.

623363 is a deficient number, since it is larger than the sum of its proper divisors (47965).

623363 is a wasteful number, since it uses less digits than its factorization.

623363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47964.

The product of its digits is 1944, while the sum is 23.

The square root of 623363 is about 789.5334065130. The cubic root of 623363 is about 85.4240859178.

Adding to 623363 its reverse (363326), we get a palindrome (986689).

The spelling of 623363 in words is "six hundred twenty-three thousand, three hundred sixty-three".