2590739 has 4 divisors (see below), whose sum is σ = 2600640. Its totient is φ = 2580840.

The previous prime is 2590729. The next prime is 2590769. The reversal of 2590739 is 9370952.

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 2590739 - 2⁴ = 2590723 is a prime.

It is a super-2 number, since 2×2590739² = 13423857132242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2590699 and 2590708.

It is not an unprimeable number, because it can be changed into a prime (2590729) 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, 4547 + ... + 5084.

It is an arithmetic number, because the mean of its divisors is an integer number (650160).

2^2590739 is an apocalyptic number.

2590739 is a deficient number, since it is larger than the sum of its proper divisors (9901).

2590739 is an equidigital number, since it uses as much as digits as its factorization.

2590739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9900.

The product of its (nonzero) digits is 17010, while the sum is 35.

The square root of 2590739 is about 1609.5772736964. The cubic root of 2590739 is about 137.3434294952.

The spelling of 2590739 in words is "two million, five hundred ninety thousand, seven hundred thirty-nine".