2349890 has 8 divisors (see below), whose sum is σ = 4229820. Its totient is φ = 939952.

The previous prime is 2349889. The next prime is 2349913. The reversal of 2349890 is 989432.

2349890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2343961 + 5929 = 1531^2 + 77^2 .

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

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 2349890.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117485 + ... + 117504.

2^2349890 is an apocalyptic number.

2349890 is a deficient number, since it is larger than the sum of its proper divisors (1879930).

2349890 is a wasteful number, since it uses less digits than its factorization.

2349890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234996.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 2349890 is about 1532.9350932117. The cubic root of 2349890 is about 132.9482150894.

The spelling of 2349890 in words is "two million, three hundred forty-nine thousand, eight hundred ninety".