2679257039 has 4 divisors (see below), whose sum is σ = 2685938880. Its totient is φ = 2672575200.

The previous prime is 2679257033. The next prime is 2679257093. The reversal of 2679257039 is 9307529762.

It is a happy number.

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 2679257039 - 2¹² = 2679252943 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 (2679257033) 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, 3340319 + ... + 3341120.

It is an arithmetic number, because the mean of its divisors is an integer number (671484720).

Almost surely, 2^2679257039 is an apocalyptic number.

2679257039 is a deficient number, since it is larger than the sum of its proper divisors (6681841).

2679257039 is an equidigital number, since it uses as much as digits as its factorization.

2679257039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6681840.

The product of its (nonzero) digits is 1428840, while the sum is 50.

The square root of 2679257039 is about 51761.5401528973. The cubic root of 2679257039 is about 1388.9015421498.

The spelling of 2679257039 in words is "two billion, six hundred seventy-nine million, two hundred fifty-seven thousand, thirty-nine".