493579 has 2 divisors, whose sum is σ = 493580. Its totient is φ = 493578.

The previous prime is 493573. The next prime is 493583. The reversal of 493579 is 975394.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 493579 - 2⁹ = 493067 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (493573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246789 + 246790.

It is an arithmetic number, because the mean of its divisors is an integer number (246790).

2⁴⁹³⁵⁷⁹ is an apocalyptic number.

493579 is a deficient number, since it is larger than the sum of its proper divisors (1).

493579 is an equidigital number, since it uses as much as digits as its factorization.

493579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34020, while the sum is 37.

The square root of 493579 is about 702.5517774513. The cubic root of 493579 is about 79.0288310087.

The spelling of 493579 in words is "four hundred ninety-three thousand, five hundred seventy-nine".