2258811 has 6 divisors (see below), whose sum is σ = 3262740. Its totient is φ = 1505868.

The previous prime is 2258803. The next prime is 2258819. The reversal of 2258811 is 1188522.

It is an interprime number because it is at equal distance from previous prime (2258803) and next prime (2258819).

It is not a de Polignac number, because 2258811 - 2³ = 2258803 is a prime.

2258811 is a lucky number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (2258819) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 125481 + ... + 125498.

It is an arithmetic number, because the mean of its divisors is an integer number (543790).

2^2258811 is an apocalyptic number.

2258811 is a deficient number, since it is larger than the sum of its proper divisors (1003929).

2258811 is a wasteful number, since it uses less digits than its factorization.

2258811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250985 (or 250982 counting only the distinct ones).

The product of its digits is 1280, while the sum is 27.

The square root of 2258811 is about 1502.9341302931. The cubic root of 2258811 is about 131.2078939765.

The spelling of 2258811 in words is "two million, two hundred fifty-eight thousand, eight hundred eleven".