2622601 has 2 divisors, whose sum is σ = 2622602. Its totient is φ = 2622600.

The previous prime is 2622593. The next prime is 2622611. The reversal of 2622601 is 1062262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2371600 + 251001 = 1540^2 + 501^2 .

It is a cyclic number.

It is not a de Polignac number, because 2622601 - 2³ = 2622593 is a prime.

2622601 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2622611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1311300 + 1311301.

It is an arithmetic number, because the mean of its divisors is an integer number (1311301).

2^2622601 is an apocalyptic number.

It is an amenable number.

2622601 is a deficient number, since it is larger than the sum of its proper divisors (1).

2622601 is an equidigital number, since it uses as much as digits as its factorization.

2622601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2622601 is about 1619.4446578997. Note that the first 3 decimals coincide. The cubic root of 2622601 is about 137.9041727784.

Adding to 2622601 its reverse (1062262), we get a palindrome (3684863).

It can be divided in two parts, 2622 and 601, that added together give a palindrome (3223).

The spelling of 2622601 in words is "two million, six hundred twenty-two thousand, six hundred one".