2620099 has 2 divisors, whose sum is σ = 2620100. Its totient is φ = 2620098.

The previous prime is 2620097. The next prime is 2620129. The reversal of 2620099 is 9900262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2620099 - 2¹ = 2620097 is a prime.

Together with 2620097, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2620097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1310049 + 1310050.

It is an arithmetic number, because the mean of its divisors is an integer number (1310050).

2^2620099 is an apocalyptic number.

2620099 is a deficient number, since it is larger than the sum of its proper divisors (1).

2620099 is an equidigital number, since it uses as much as digits as its factorization.

2620099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 2620099 is about 1618.6719865371. The cubic root of 2620099 is about 137.8603046209.

The spelling of 2620099 in words is "two million, six hundred twenty thousand, ninety-nine".