679494733 has 4 divisors (see below), whose sum is σ = 680100928. Its totient is φ = 678888540.

The previous prime is 679494703. The next prime is 679494769. The reversal of 679494733 is 337494976.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 679494733 - 2¹⁷ = 679363661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679494703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301413 + ... + 303658.

It is an arithmetic number, because the mean of its divisors is an integer number (170025232).

Almost surely, 2^679494733 is an apocalyptic number.

It is an amenable number.

679494733 is a deficient number, since it is larger than the sum of its proper divisors (606195).

679494733 is a wasteful number, since it uses less digits than its factorization.

679494733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606194.

The product of its digits is 3429216, while the sum is 52.

The square root of 679494733 is about 26067.1197680143. The cubic root of 679494733 is about 879.1480791959.

The spelling of 679494733 in words is "six hundred seventy-nine million, four hundred ninety-four thousand, seven hundred thirty-three".