2261522 has 8 divisors (see below), whose sum is σ = 3415500. Its totient is φ = 1123024.

The previous prime is 2261509. The next prime is 2261531. The reversal of 2261522 is 2251622.

It can be written as a sum of positive squares in 2 ways, for example, as 1635841 + 625681 = 1279^2 + 791^2 .

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

It is a super-2 number, since 2×2261522² = 10228963512968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2261494 and 2261503.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3497 + ... + 4092.

2^2261522 is an apocalyptic number.

2261522 is a deficient number, since it is larger than the sum of its proper divisors (1153978).

2261522 is a wasteful number, since it uses less digits than its factorization.

2261522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7740.

The product of its digits is 480, while the sum is 20.

The square root of 2261522 is about 1503.8357623092. The cubic root of 2261522 is about 131.2603644121.

The spelling of 2261522 in words is "two million, two hundred sixty-one thousand, five hundred twenty-two".