2390965 has 16 divisors (see below), whose sum is σ = 3172608. Its totient is φ = 1720576.

The previous prime is 2390957. The next prime is 2390987. The reversal of 2390965 is 5690932.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2390965 - 2³ = 2390957 is a prime.

2390965 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2390965.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1344 + ... + 2566.

It is an arithmetic number, because the mean of its divisors is an integer number (198288).

2^2390965 is an apocalyptic number.

It is an amenable number.

2390965 is a deficient number, since it is larger than the sum of its proper divisors (781643).

2390965 is a wasteful number, since it uses less digits than its factorization.

2390965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 2390965 is about 1546.2745551809. The cubic root of 2390965 is about 133.7183696712.

The spelling of 2390965 in words is "two million, three hundred ninety thousand, nine hundred sixty-five".