2616791 has 2 divisors, whose sum is σ = 2616792. Its totient is φ = 2616790.

The previous prime is 2616787. The next prime is 2616797. The reversal of 2616791 is 1976162.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2616791 - 2² = 2616787 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2616797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1308395 + 1308396.

It is an arithmetic number, because the mean of its divisors is an integer number (1308396).

2^2616791 is an apocalyptic number.

2616791 is a deficient number, since it is larger than the sum of its proper divisors (1).

2616791 is an equidigital number, since it uses as much as digits as its factorization.

2616791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 32.

The square root of 2616791 is about 1617.6498385003. The cubic root of 2616791 is about 137.8022617826.

The spelling of 2616791 in words is "two million, six hundred sixteen thousand, seven hundred ninety-one".