2690963 has 4 divisors (see below), whose sum is σ = 2935608. Its totient is φ = 2446320.

The previous prime is 2690959. The next prime is 2690993. The reversal of 2690963 is 3690962.

2690963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2690963 - 2² = 2690959 is a prime.

It is a d-powerful number, because it can be written as 2²¹ + 6⁴ + 9³ + 0 + 9⁵ + 6⁴ + 3¹² .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2690923) by changing a digit.

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, 122306 + ... + 122327.

It is an arithmetic number, because the mean of its divisors is an integer number (733902).

2^2690963 is an apocalyptic number.

2690963 is a deficient number, since it is larger than the sum of its proper divisors (244645).

2690963 is a wasteful number, since it uses less digits than its factorization.

2690963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244644.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 2690963 is about 1640.4154961472. The cubic root of 2690963 is about 139.0921356609.

Subtracting 2690963 from its reverse (3690962), we obtain a palindrome (999999).

The spelling of 2690963 in words is "two million, six hundred ninety thousand, nine hundred sixty-three".