2591955 has 24 divisors (see below), whose sum is σ = 4530240. Its totient is φ = 1370880.

The previous prime is 2591921. The next prime is 2591969. The reversal of 2591955 is 5591952.

It is not a de Polignac number, because 2591955 - 2⁶ = 2591891 is a prime.

It is a super-3 number, since 3×2591955³ = 52240055133318926625, which contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10635 + ... + 10875.

It is an arithmetic number, because the mean of its divisors is an integer number (188760).

2^2591955 is an apocalyptic number.

2591955 is a deficient number, since it is larger than the sum of its proper divisors (1938285).

2591955 is a wasteful number, since it uses less digits than its factorization.

2591955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491 (or 488 counting only the distinct ones).

The product of its digits is 20250, while the sum is 36.

The square root of 2591955 is about 1609.9549683143. The cubic root of 2591955 is about 137.3649141614.

The spelling of 2591955 in words is "two million, five hundred ninety-one thousand, nine hundred fifty-five".