2253378 has 8 divisors (see below), whose sum is σ = 4506768. Its totient is φ = 751124.

The previous prime is 2253371. The next prime is 2253389. The reversal of 2253378 is 8733522.

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

2253378 is an admirable number.

It is a d-powerful number, because it can be written as 2¹⁷ + 2¹⁹ + 5⁵ + 3² + 3¹³ + 7² + 8³ .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2253371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187776 + ... + 187787.

It is an arithmetic number, because the mean of its divisors is an integer number (563346).

2^2253378 is an apocalyptic number.

2253378 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2253378 is a wasteful number, since it uses less digits than its factorization.

2253378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375568.

The product of its digits is 10080, while the sum is 30.

The square root of 2253378 is about 1501.1255776916. The cubic root of 2253378 is about 131.1026136938.

The spelling of 2253378 in words is "two million, two hundred fifty-three thousand, three hundred seventy-eight".