2616263 has 4 divisors (see below), whose sum is σ = 2817528. Its totient is φ = 2415000.

The previous prime is 2616241. The next prime is 2616269. The reversal of 2616263 is 3626162.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3626162 = 2 ⋅1813081.

It is a cyclic number.

It is not a de Polignac number, because 2616263 - 2⁶ = 2616199 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 (2616269) 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, 100613 + ... + 100638.

It is an arithmetic number, because the mean of its divisors is an integer number (704382).

2^2616263 is an apocalyptic number.

2616263 is a deficient number, since it is larger than the sum of its proper divisors (201265).

2616263 is a wasteful number, since it uses less digits than its factorization.

2616263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201264.

The product of its digits is 2592, while the sum is 26.

The square root of 2616263 is about 1617.4866305475. The cubic root of 2616263 is about 137.7929928615.

The spelling of 2616263 in words is "two million, six hundred sixteen thousand, two hundred sixty-three".