2261437 has 8 divisors (see below), whose sum is σ = 2439360. Its totient is φ = 2089440.

The previous prime is 2261407. The next prime is 2261447. The reversal of 2261437 is 7341622.

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

It is a cyclic number.

It is not a de Polignac number, because 2261437 - 2⁷ = 2261309 is a prime.

It is a super-2 number, since 2×2261437² = 10228194609938, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2261407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 673 + ... + 2230.

It is an arithmetic number, because the mean of its divisors is an integer number (304920).

2^2261437 is an apocalyptic number.

It is an amenable number.

2261437 is a deficient number, since it is larger than the sum of its proper divisors (177923).

2261437 is a wasteful number, since it uses less digits than its factorization.

2261437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2963.

The product of its digits is 2016, while the sum is 25.

The square root of 2261437 is about 1503.8075009788. The cubic root of 2261437 is about 131.2587199044.

The spelling of 2261437 in words is "two million, two hundred sixty-one thousand, four hundred thirty-seven".