2649163 has 16 divisors (see below), whose sum is σ = 3108096. Its totient is φ = 2233440.

The previous prime is 2649139. The next prime is 2649173. The reversal of 2649163 is 3619462.

It is not a de Polignac number, because 2649163 - 2²¹ = 552011 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 (2649173) 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, 9220 + ... + 9502.

It is an arithmetic number, because the mean of its divisors is an integer number (194256).

2^2649163 is an apocalyptic number.

2649163 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2649163 is a deficient number, since it is larger than the sum of its proper divisors (458933).

2649163 is a wasteful number, since it uses less digits than its factorization.

2649163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354.

The product of its digits is 7776, while the sum is 31.

The square root of 2649163 is about 1627.6249568006. The cubic root of 2649163 is about 138.3681794766.

Subtracting 2649163 from its reverse (3619462), we obtain a cube (970299 = 99³).

The spelling of 2649163 in words is "two million, six hundred forty-nine thousand, one hundred sixty-three".