2999279 has 4 divisors (see below), whose sum is σ = 3002784. Its totient is φ = 2995776.

The previous prime is 2999263. The next prime is 2999287. The reversal of 2999279 is 9729992.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2999279 - 2⁴ = 2999263 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 (2999299) 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, 479 + ... + 2495.

It is an arithmetic number, because the mean of its divisors is an integer number (750696).

2^2999279 is an apocalyptic number.

2999279 is a deficient number, since it is larger than the sum of its proper divisors (3505).

2999279 is a wasteful number, since it uses less digits than its factorization.

2999279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3504.

The product of its digits is 183708, while the sum is 47.

The square root of 2999279 is about 1731.8426602899. The cubic root of 2999279 is about 144.2134020835.

The spelling of 2999279 in words is "two million, nine hundred ninety-nine thousand, two hundred seventy-nine".