2739479 has 2 divisors, whose sum is σ = 2739480. Its totient is φ = 2739478.

The previous prime is 2739437. The next prime is 2739523. The reversal of 2739479 is 9749372.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2739479 - 2⁸ = 2739223 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2739409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1369739 + 1369740.

It is an arithmetic number, because the mean of its divisors is an integer number (1369740).

2^2739479 is an apocalyptic number.

2739479 is a deficient number, since it is larger than the sum of its proper divisors (1).

2739479 is an equidigital number, since it uses as much as digits as its factorization.

2739479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256, while the sum is 41.

The square root of 2739479 is about 1655.1371544377. The cubic root of 2739479 is about 139.9230699796.

The spelling of 2739479 in words is "two million, seven hundred thirty-nine thousand, four hundred seventy-nine".