2590881 has 8 divisors (see below), whose sum is σ = 3604800. Its totient is φ = 1652112.

The previous prime is 2590877. The next prime is 2590883. The reversal of 2590881 is 1880952.

2590881 = T₄₃ + T₄₄ + ... + T₂₄₉.

It is a happy number.

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

It is not a de Polignac number, because 2590881 - 2² = 2590877 is a prime.

It is a super-2 number, since 2×2590881² = 13425328712322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2590883) 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, 18706 + ... + 18843.

It is an arithmetic number, because the mean of its divisors is an integer number (450600).

2^2590881 is an apocalyptic number.

It is an amenable number.

2590881 is a deficient number, since it is larger than the sum of its proper divisors (1013919).

2590881 is a wasteful number, since it uses less digits than its factorization.

2590881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37575.

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 2590881 is about 1609.6213840528. The cubic root of 2590881 is about 137.3459387420.

The spelling of 2590881 in words is "two million, five hundred ninety thousand, eight hundred eighty-one".