2265733 has 4 divisors (see below), whose sum is σ = 2288268. Its totient is φ = 2243200.

The previous prime is 2265727. The next prime is 2265737. The reversal of 2265733 is 3375622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2122849 + 142884 = 1457^2 + 378^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2265733 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 (2265737) 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, 11116 + ... + 11317.

It is an arithmetic number, because the mean of its divisors is an integer number (572067).

2^2265733 is an apocalyptic number.

It is an amenable number.

2265733 is a deficient number, since it is larger than the sum of its proper divisors (22535).

2265733 is a wasteful number, since it uses less digits than its factorization.

2265733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22534.

The product of its digits is 7560, while the sum is 28.

The square root of 2265733 is about 1505.2351975688. The cubic root of 2265733 is about 131.3417837217.

It can be divided in two parts, 226573 and 3, that added together give a square (226576 = 476²).

The spelling of 2265733 in words is "two million, two hundred sixty-five thousand, seven hundred thirty-three".