2553066 has 16 divisors (see below), whose sum is σ = 5673600. Its totient is φ = 851004.

The previous prime is 2553053. The next prime is 2553071. The reversal of 2553066 is 6603552.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23586 + ... + 23693.

It is an arithmetic number, because the mean of its divisors is an integer number (354600).

2^2553066 is an apocalyptic number.

2553066 is an abundant number, since it is smaller than the sum of its proper divisors (3120534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2553066 is a wasteful number, since it uses less digits than its factorization.

2553066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47290 (or 47284 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 2553066 is about 1597.8316557135. The cubic root of 2553066 is about 136.6744539155.

It can be divided in two parts, 255 and 3066, that added together give a triangular number (3321 = T₈₁).

The spelling of 2553066 in words is "two million, five hundred fifty-three thousand, sixty-six".