2959663 has 16 divisors (see below), whose sum is σ = 3649536. Its totient is φ = 2344320.

The previous prime is 2959661. The next prime is 2959669. The reversal of 2959663 is 3669592.

It is a cyclic number.

It is not a de Polignac number, because 2959663 - 2¹ = 2959661 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2959661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4695 + ... + 5287.

It is an arithmetic number, because the mean of its divisors is an integer number (228096).

2^2959663 is an apocalyptic number.

2959663 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2959663 is a deficient number, since it is larger than the sum of its proper divisors (689873).

2959663 is a wasteful number, since it uses less digits than its factorization.

2959663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654.

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

The square root of 2959663 is about 1720.3671119851. The cubic root of 2959663 is about 143.5756378676.

The spelling of 2959663 in words is "two million, nine hundred fifty-nine thousand, six hundred sixty-three".