801679 has 8 divisors (see below), whose sum is σ = 842688. Its totient is φ = 761760.

The previous prime is 801677. The next prime is 801683. The reversal of 801679 is 976108.

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 801679 - 2¹ = 801677 is a prime.

It is a Duffinian number.

801679 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 801679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (801677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1509 + ... + 1969.

It is an arithmetic number, because the mean of its divisors is an integer number (105336).

2⁸⁰¹⁶⁷⁹ is an apocalyptic number.

801679 is a deficient number, since it is larger than the sum of its proper divisors (41009).

801679 is a wasteful number, since it uses less digits than its factorization.

801679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 801679 is about 895.3652885834. The cubic root of 801679 is about 92.8966748555.

The spelling of 801679 in words is "eight hundred one thousand, six hundred seventy-nine".