2630626 has 16 divisors (see below), whose sum is σ = 4268160. Its totient is φ = 1211760.

The previous prime is 2630623. The next prime is 2630627. The reversal of 2630626 is 6260362.

It is a self number, because there is not a number n which added to its sum of digits gives 2630626.

It is not an unprimeable number, because it can be changed into a prime (2630623) 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, 471 + ... + 2341.

It is an arithmetic number, because the mean of its divisors is an integer number (266760).

2^2630626 is an apocalyptic number.

2630626 is a deficient number, since it is larger than the sum of its proper divisors (1637534).

2630626 is a wasteful number, since it uses less digits than its factorization.

2630626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1929.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 2630626 is about 1621.9204666074. The cubic root of 2630626 is about 138.0446890203.

Adding to 2630626 its reverse (6260362), we get a palindrome (8890988).

The spelling of 2630626 in words is "two million, six hundred thirty thousand, six hundred twenty-six".