2591057 has 8 divisors (see below), whose sum is σ = 2995200. Its totient is φ = 2195424.

The previous prime is 2591053. The next prime is 2591059. The reversal of 2591057 is 7501952.

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

It is not a de Polignac number, because 2591057 - 2² = 2591053 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2591053) 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, 1457 + ... + 2702.

It is an arithmetic number, because the mean of its divisors is an integer number (374400).

2^2591057 is an apocalyptic number.

It is an amenable number.

2591057 is a deficient number, since it is larger than the sum of its proper divisors (404143).

2591057 is an equidigital number, since it uses as much as digits as its factorization.

2591057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4255.

The product of its (nonzero) digits is 3150, while the sum is 29.

The square root of 2591057 is about 1609.6760543662. The cubic root of 2591057 is about 137.3490486671.

The spelling of 2591057 in words is "two million, five hundred ninety-one thousand, fifty-seven".