2261526 has 8 divisors (see below), whose sum is σ = 4523064. Its totient is φ = 753840.

The previous prime is 2261509. The next prime is 2261531. The reversal of 2261526 is 6251622.

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

2261526 is an admirable number.

It is a super-2 number, since 2×2261526² = 10228999697352, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2261496 and 2261505.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 188455 + ... + 188466.

It is an arithmetic number, because the mean of its divisors is an integer number (565383).

2^2261526 is an apocalyptic number.

2261526 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2261526 is a wasteful number, since it uses less digits than its factorization.

2261526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376926.

The product of its digits is 1440, while the sum is 24.

The square root of 2261526 is about 1503.8370922410. The cubic root of 2261526 is about 131.2604417996.

The spelling of 2261526 in words is "two million, two hundred sixty-one thousand, five hundred twenty-six".