2995663 has 4 divisors (see below), whose sum is σ = 3268008. Its totient is φ = 2723320.

The previous prime is 2995661. The next prime is 2995667. The reversal of 2995663 is 3665992.

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 2995663 - 2¹ = 2995661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2995661) 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, 136156 + ... + 136177.

It is an arithmetic number, because the mean of its divisors is an integer number (817002).

2^2995663 is an apocalyptic number.

2995663 is a deficient number, since it is larger than the sum of its proper divisors (272345).

2995663 is a wasteful number, since it uses less digits than its factorization.

2995663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272344.

The product of its digits is 87480, while the sum is 40.

The square root of 2995663 is about 1730.7983706949. The cubic root of 2995663 is about 144.1554231081.

The spelling of 2995663 in words is "two million, nine hundred ninety-five thousand, six hundred sixty-three".