2251662 has 16 divisors (see below), whose sum is σ = 5146752. Its totient is φ = 643320.

The previous prime is 2251649. The next prime is 2251673. The reversal of 2251662 is 2661522.

2251662 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 2¹⁷ + 2²⁰ + 5⁶ + 1 + 6² + 6⁵ + 2²⁰ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26764 + ... + 26847.

It is an arithmetic number, because the mean of its divisors is an integer number (321672).

2^2251662 is an apocalyptic number.

2251662 is an abundant number, since it is smaller than the sum of its proper divisors (2895090).

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

2251662 is a wasteful number, since it uses less digits than its factorization.

2251662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53623.

The product of its digits is 1440, while the sum is 24.

The square root of 2251662 is about 1500.5538977324. The cubic root of 2251662 is about 131.0693260080.

It can be divided in two parts, 22516 and 62, that added together give a triangular number (22578 = T₂₁₂).

The spelling of 2251662 in words is "two million, two hundred fifty-one thousand, six hundred sixty-two".