2261524 has 6 divisors (see below), whose sum is σ = 3957674. Its totient is φ = 1130760.

The previous prime is 2261509. The next prime is 2261531. The reversal of 2261524 is 4251622.

It can be written as a sum of positive squares in only one way, i.e., 1281424 + 980100 = 1132^2 + 990^2 .

It is a super-2 number, since 2×2261524² = 10228981605152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2261495 and 2261504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282687 + ... + 282694.

2^2261524 is an apocalyptic number.

It is an amenable number.

2261524 is a deficient number, since it is larger than the sum of its proper divisors (1696150).

2261524 is a wasteful number, since it uses less digits than its factorization.

2261524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565385 (or 565383 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 2261524 is about 1503.8364272753. The cubic root of 2261524 is about 131.2604031059.

The spelling of 2261524 in words is "two million, two hundred sixty-one thousand, five hundred twenty-four".