2261552 has 20 divisors (see below), whose sum is σ = 4426056. Its totient is φ = 1119360.

The previous prime is 2261549. The next prime is 2261557. The reversal of 2261552 is 2551622.

It is a super-2 number, since 2×2261552² = 10229234897408, which contains 22 as substring.

It is a Smith number, since the sum of its digits (23) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2261557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1052 + ... + 2372.

2^2261552 is an apocalyptic number.

It is an amenable number.

2261552 is a deficient number, since it is larger than the sum of its proper divisors (2164504).

2261552 is a wasteful number, since it uses less digits than its factorization.

2261552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436 (or 1430 counting only the distinct ones).

The product of its digits is 1200, while the sum is 23.

The square root of 2261552 is about 1503.8457367696. The cubic root of 2261552 is about 131.2609448167.

The spelling of 2261552 in words is "two million, two hundred sixty-one thousand, five hundred fifty-two".