2591063 has 8 divisors (see below), whose sum is σ = 2738880. Its totient is φ = 2447200.

The previous prime is 2591059. The next prime is 2591093. The reversal of 2591063 is 3601952.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2591063 - 2² = 2591059 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 (2591023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413 + ... + 2313.

It is an arithmetic number, because the mean of its divisors is an integer number (342360).

2^2591063 is an apocalyptic number.

2591063 is a deficient number, since it is larger than the sum of its proper divisors (147817).

2591063 is a wasteful number, since it uses less digits than its factorization.

2591063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1977.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 2591063 is about 1609.6779180942. The cubic root of 2591063 is about 137.3491546848.

The spelling of 2591063 in words is "two million, five hundred ninety-one thousand, sixty-three".