679346537 has 8 divisors (see below), whose sum is σ = 721387296. Its totient is φ = 637536832.

The previous prime is 679346513. The next prime is 679346573. The reversal of 679346537 is 735643976.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 679346537 - 2¹² = 679342441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (679346587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51683 + ... + 63480.

It is an arithmetic number, because the mean of its divisors is an integer number (90173412).

Almost surely, 2^679346537 is an apocalyptic number.

It is an amenable number.

679346537 is a deficient number, since it is larger than the sum of its proper divisors (42040759).

679346537 is a wasteful number, since it uses less digits than its factorization.

679346537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115527.

The product of its digits is 2857680, while the sum is 50.

The square root of 679346537 is about 26064.2770281472. The cubic root of 679346537 is about 879.0841612604.

The spelling of 679346537 in words is "six hundred seventy-nine million, three hundred forty-six thousand, five hundred thirty-seven".