2253878 has 16 divisors (see below), whose sum is σ = 3759696. Its totient is φ = 1004640.

The previous prime is 2253871. The next prime is 2253887. The reversal of 2253878 is 8783522.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2253871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200 + ... + 2132.

It is an arithmetic number, because the mean of its divisors is an integer number (234981).

2^2253878 is an apocalyptic number.

2253878 is a deficient number, since it is larger than the sum of its proper divisors (1505818).

2253878 is a wasteful number, since it uses less digits than its factorization.

2253878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1999.

The product of its digits is 26880, while the sum is 35.

The square root of 2253878 is about 1501.2921101505. The cubic root of 2253878 is about 131.1123097234.

The spelling of 2253878 in words is "two million, two hundred fifty-three thousand, eight hundred seventy-eight".