479623 has 2 divisors, whose sum is σ = 479624. Its totient is φ = 479622.

The previous prime is 479599. The next prime is 479629. The reversal of 479623 is 326974.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-479623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (479629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239811 + 239812.

It is an arithmetic number, because the mean of its divisors is an integer number (239812).

2⁴⁷⁹⁶²³ is an apocalyptic number.

479623 is a deficient number, since it is larger than the sum of its proper divisors (1).

479623 is an equidigital number, since it uses as much as digits as its factorization.

479623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 31.

The square root of 479623 is about 692.5481932689. The cubic root of 479623 is about 78.2768487724.

The spelling of 479623 in words is "four hundred seventy-nine thousand, six hundred twenty-three".