2261753 has 4 divisors (see below), whose sum is σ = 2435748. Its totient is φ = 2087760.

The previous prime is 2261737. The next prime is 2261771. The reversal of 2261753 is 3571622.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3571622 = 2 ⋅1785811.

It can be written as a sum of positive squares in 2 ways, for example, as 840889 + 1420864 = 917^2 + 1192^2 .

It is a cyclic number.

It is not a de Polignac number, because 2261753 - 2⁴ = 2261737 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2261713) 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, 86978 + ... + 87003.

It is an arithmetic number, because the mean of its divisors is an integer number (608937).

2^2261753 is an apocalyptic number.

It is an amenable number.

2261753 is a deficient number, since it is larger than the sum of its proper divisors (173995).

2261753 is a wasteful number, since it uses less digits than its factorization.

2261753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173994.

The product of its digits is 2520, while the sum is 26.

The square root of 2261753 is about 1503.9125639478. The cubic root of 2261753 is about 131.2648333953.

The spelling of 2261753 in words is "two million, two hundred sixty-one thousand, seven hundred fifty-three".