2519479 has 2 divisors, whose sum is σ = 2519480. Its totient is φ = 2519478.

The previous prime is 2519471. The next prime is 2519497. The reversal of 2519479 is 9749152.

Together with next prime (2519497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2519479 - 2³ = 2519471 is a prime.

2519479 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2519471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1259739 + 1259740.

It is an arithmetic number, because the mean of its divisors is an integer number (1259740).

2^2519479 is an apocalyptic number.

2519479 is a deficient number, since it is larger than the sum of its proper divisors (1).

2519479 is an equidigital number, since it uses as much as digits as its factorization.

2519479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 37.

The square root of 2519479 is about 1587.2866785808. The cubic root of 2519479 is about 136.0724635457.

It can be divided in two parts, 251 and 9479, that added together give a triangular number (9730 = T₁₃₉).

The spelling of 2519479 in words is "two million, five hundred nineteen thousand, four hundred seventy-nine".