2261546 has 24 divisors (see below), whose sum is σ = 4038336. Its totient is φ = 946680.

The previous prime is 2261531. The next prime is 2261549. The reversal of 2261546 is 6451622.

It is a super-2 number, since 2×2261546² = 10229180620232, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2261549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4361 + ... + 4851.

It is an arithmetic number, because the mean of its divisors is an integer number (168264).

2^2261546 is an apocalyptic number.

2261546 is a deficient number, since it is larger than the sum of its proper divisors (1776790).

2261546 is a wasteful number, since it uses less digits than its factorization.

2261546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554 (or 547 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 2261546 is about 1503.8437418828. The cubic root of 2261546 is about 131.2608287362.

The spelling of 2261546 in words is "two million, two hundred sixty-one thousand, five hundred forty-six".