2520622 has 16 divisors (see below), whose sum is σ = 4213440. Its totient is φ = 1122912.

The previous prime is 2520613. The next prime is 2520629. The reversal of 2520622 is 2260252.

It is a self number, because there is not a number n which added to its sum of digits gives 2520622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 918 + ... + 2425.

It is an arithmetic number, because the mean of its divisors is an integer number (263340).

2^2520622 is an apocalyptic number.

2520622 is a deficient number, since it is larger than the sum of its proper divisors (1692818).

2520622 is a wasteful number, since it uses less digits than its factorization.

2520622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3387.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 2520622 is about 1587.6466861364. The cubic root of 2520622 is about 136.0930375496.

Adding to 2520622 its reverse (2260252), we get a palindrome (4780874).

The spelling of 2520622 in words is "two million, five hundred twenty thousand, six hundred twenty-two".