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479 is a prime number
BaseRepresentation
bin111011111
3122202
413133
53404
62115
71253
oct737
9582
10479
113a6
1233b
132ab
14263
1521e
hex1df

479 has 2 divisors, whose sum is σ = 480. Its totient is φ = 478.

The previous prime is 467. The next prime is 487. The reversal of 479 is 974.

479 is nontrivially palindromic in base 8.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 479 - 24 = 463 is a prime.

It is a Chen prime.

479 is an undulating number in base 8.

It is a plaindrome in base 10, base 12, base 13 and base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239 + 240.

It is an arithmetic number, because the mean of its divisors is an integer number (240).

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

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

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

The product of its digits is 252, while the sum is 20.

The square root of 479 is about 21.8860686282. The cubic root of 479 is about 7.8242941859.

The spelling of 479 in words is "four hundred seventy-nine", and thus it is an aban number.