2626628 has 6 divisors (see below), whose sum is σ = 4596606. Its totient is φ = 1313312.

The previous prime is 2626607. The next prime is 2626633. The reversal of 2626628 is 8266262.

It can be written as a sum of positive squares in only one way, i.e., 2502724 + 123904 = 1582^2 + 352^2 .

It is a d-powerful number, because it can be written as 2¹¹ + 6² + 2¹⁹ + 6⁴ + 6⁴ + 2²¹ + 8³ .

It is a junction number, because it is equal to n+sod(n) for n = 2626594 and 2626603.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328325 + ... + 328332.

It is an arithmetic number, because the mean of its divisors is an integer number (766101).

2^2626628 is an apocalyptic number.

It is an amenable number.

2626628 is a deficient number, since it is larger than the sum of its proper divisors (1969978).

2626628 is a wasteful number, since it uses less digits than its factorization.

2626628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656661 (or 656659 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 2626628 is about 1620.6875084358. The cubic root of 2626628 is about 137.9747205673.

The spelling of 2626628 in words is "two million, six hundred twenty-six thousand, six hundred twenty-eight".