2607979 has 4 divisors (see below), whose sum is σ = 2845080. Its totient is φ = 2370880.

The previous prime is 2607973. The next prime is 2607989. The reversal of 2607979 is 9797062.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2607979 - 2¹¹ = 2605931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2607973) 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, 118534 + ... + 118555.

It is an arithmetic number, because the mean of its divisors is an integer number (711270).

2^2607979 is an apocalyptic number.

2607979 is a deficient number, since it is larger than the sum of its proper divisors (237101).

2607979 is a wasteful number, since it uses less digits than its factorization.

2607979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237100.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 2607979 is about 1614.9238372134. The cubic root of 2607979 is about 137.6474055552.

The spelling of 2607979 in words is "two million, six hundred seven thousand, nine hundred seventy-nine".