2042365 has 12 divisors (see below), whose sum is σ = 2654964. Its totient is φ = 1507584.

The previous prime is 2042357. The next prime is 2042389. The reversal of 2042365 is 5632402.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 45796 + 1996569 = 214^2 + 1413^2 .

It is not a de Polignac number, because 2042365 - 2³ = 2042357 is a prime.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 364 + ... + 2053.

It is an arithmetic number, because the mean of its divisors is an integer number (221247).

2^2042365 is an apocalyptic number.

It is an amenable number.

2042365 is a deficient number, since it is larger than the sum of its proper divisors (612599).

2042365 is a wasteful number, since it uses less digits than its factorization.

2042365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2448 (or 2435 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2042365 is about 1429.1133614938. The cubic root of 2042365 is about 126.8755057532.

Adding to 2042365 its reverse (5632402), we get a palindrome (7674767).

The spelling of 2042365 in words is "two million, forty-two thousand, three hundred sixty-five".