2552626 has 4 divisors (see below), whose sum is σ = 3828942. Its totient is φ = 1276312.

The previous prime is 2552623. The next prime is 2552629. The reversal of 2552626 is 6262552.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2552623) and next prime (2552629).

It can be written as a sum of positive squares in only one way, i.e., 2512225 + 40401 = 1585^2 + 201^2 .

It is a d-powerful number, because it can be written as 2¹⁴ + 5⁶ + 5⁸ + 2¹⁵ + 6² + 2²¹ + 6² .

It is a junction number, because it is equal to n+sod(n) for n = 2552594 and 2552603.

It is not an unprimeable number, because it can be changed into a prime (2552621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 638155 + ... + 638158.

2^2552626 is an apocalyptic number.

2552626 is a deficient number, since it is larger than the sum of its proper divisors (1276316).

2552626 is a wasteful number, since it uses less digits than its factorization.

2552626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276315.

The product of its digits is 7200, while the sum is 28.

The square root of 2552626 is about 1597.6939631857. The cubic root of 2552626 is about 136.6666018904. Note that the first 4 decimals are identical.

It can be divided in two parts, 25526 and 26, that added together give a palindrome (25552).

The spelling of 2552626 in words is "two million, five hundred fifty-two thousand, six hundred twenty-six".