2552266 has 4 divisors (see below), whose sum is σ = 3828402. Its totient is φ = 1276132.

The previous prime is 2552239. The next prime is 2552279. The reversal of 2552266 is 6622552.

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

It can be written as a sum of positive squares in only one way, i.e., 2449225 + 103041 = 1565^2 + 321^2 .

It is a d-powerful number, because it can be written as 2¹² + 5⁸ + 5⁹ + 2¹⁶ + 2¹⁷ + 6² + 6⁵ .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 638065 + ... + 638068.

2^2552266 is an apocalyptic number.

2552266 is a deficient number, since it is larger than the sum of its proper divisors (1276136).

2552266 is a wasteful number, since it uses less digits than its factorization.

2552266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276135.

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

The square root of 2552266 is about 1597.5812968359. The cubic root of 2552266 is about 136.6601768351.

The spelling of 2552266 in words is "two million, five hundred fifty-two thousand, two hundred sixty-six".