2642597 has 4 divisors (see below), whose sum is σ = 2647596. Its totient is φ = 2637600.

The previous prime is 2642587. The next prime is 2642603. The reversal of 2642597 is 7952462.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1779556 + 863041 = 1334^2 + 929^2 .

It is a cyclic number.

It is not a de Polignac number, because 2642597 - 2¹² = 2638501 is a prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 6⁴ + 4⁷ + 2²¹ + 5⁵ + 9 + 7³ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2642537) 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, 1598 + ... + 2799.

It is an arithmetic number, because the mean of its divisors is an integer number (661899).

2^2642597 is an apocalyptic number.

It is an amenable number.

2642597 is a deficient number, since it is larger than the sum of its proper divisors (4999).

2642597 is an equidigital number, since it uses as much as digits as its factorization.

2642597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4998.

The product of its digits is 30240, while the sum is 35.

The square root of 2642597 is about 1625.6066559903. The cubic root of 2642597 is about 138.2537688620.

The spelling of 2642597 in words is "two million, six hundred forty-two thousand, five hundred ninety-seven".