993279 has 24 divisors (see below), whose sum is σ = 1600560. Its totient is φ = 545664.

The previous prime is 993269. The next prime is 993283. The reversal of 993279 is 972399.

It is not a de Polignac number, because 993279 - 2⁵ = 993247 is a prime.

993279 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (993269) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4147 + ... + 4379.

It is an arithmetic number, because the mean of its divisors is an integer number (66690).

2⁹⁹³²⁷⁹ is an apocalyptic number.

993279 is a deficient number, since it is larger than the sum of its proper divisors (607281).

993279 is a wasteful number, since it uses less digits than its factorization.

993279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279 (or 272 counting only the distinct ones).

The product of its digits is 30618, while the sum is 39.

The square root of 993279 is about 996.6338344648. The cubic root of 993279 is about 99.7754628748.

It can be divided in two parts, 9932 and 79, that added together give a triangular number (10011 = T₁₄₁).

The spelling of 993279 in words is "nine hundred ninety-three thousand, two hundred seventy-nine".