536644679 has 2 divisors, whose sum is σ = 536644680. Its totient is φ = 536644678.

The previous prime is 536644657. The next prime is 536644727. The reversal of 536644679 is 976446635.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-536644679 is a prime.

It is a super-2 number, since 2×536644679² = 575975022998026082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (536644609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268322339 + 268322340.

It is an arithmetic number, because the mean of its divisors is an integer number (268322340).

Almost surely, 2^536644679 is an apocalyptic number.

536644679 is a deficient number, since it is larger than the sum of its proper divisors (1).

536644679 is an equidigital number, since it uses as much as digits as its factorization.

536644679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 50.

The square root of 536644679 is about 23165.5925674264. The cubic root of 536644679 is about 812.6351605994.

The spelling of 536644679 in words is "five hundred thirty-six million, six hundred forty-four thousand, six hundred seventy-nine".