2265742 has 8 divisors (see below), whose sum is σ = 3481632. Its totient is φ = 1105200.

The previous prime is 2265737. The next prime is 2265749. The reversal of 2265742 is 2475622.

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

It is a d-powerful number, because it can be written as 2¹² + 2²⁰ + 6⁶ + 5³ + 7⁶ + 4³ + 2²⁰ .

It is a self number, because there is not a number n which added to its sum of digits gives 2265742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265749) 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, 13734 + ... + 13897.

It is an arithmetic number, because the mean of its divisors is an integer number (435204).

2^2265742 is an apocalyptic number.

2265742 is a deficient number, since it is larger than the sum of its proper divisors (1215890).

2265742 is a wasteful number, since it uses less digits than its factorization.

2265742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27674.

The product of its digits is 6720, while the sum is 28.

The square root of 2265742 is about 1505.2381871319. The cubic root of 2265742 is about 131.3419576278.

It can be divided in two parts, 226574 and 2, that added together give a square (226576 = 476²).

The spelling of 2265742 in words is "two million, two hundred sixty-five thousand, seven hundred forty-two".