2225542 has 8 divisors (see below), whose sum is σ = 3641832. Its totient is φ = 1011600.

The previous prime is 2225533. The next prime is 2225543. The reversal of 2225542 is 2455222.

It is a happy number.

2225542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 101161 = 2225542 / (2 + 2 + 2 + 5 + 5 + 4 + 2).

It is a d-powerful number, because it can be written as 2¹⁰ + 2¹⁴ + 2¹⁵ + 5² + 5⁷ + 4³ + 2²¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2225543) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 50559 + ... + 50602.

It is an arithmetic number, because the mean of its divisors is an integer number (455229).

2^2225542 is an apocalyptic number.

2225542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2225542 is a deficient number, since it is larger than the sum of its proper divisors (1416290).

2225542 is a wasteful number, since it uses less digits than its factorization.

2225542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101174.

The product of its digits is 1600, while the sum is 22.

The square root of 2225542 is about 1491.8250567677. The cubic root of 2225542 is about 130.5605381597.

The spelling of 2225542 in words is "two million, two hundred twenty-five thousand, five hundred forty-two".