2053278 has 24 divisors (see below), whose sum is σ = 4570488. Its totient is φ = 665712.

The previous prime is 2053253. The next prime is 2053291. The reversal of 2053278 is 8723502.

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 876 + ... + 2207.

It is an arithmetic number, because the mean of its divisors is an integer number (190437).

2^2053278 is an apocalyptic number.

2053278 is an abundant number, since it is smaller than the sum of its proper divisors (2517210).

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

2053278 is a wasteful number, since it uses less digits than its factorization.

2053278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3128 (or 3125 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 2053278 is about 1432.9263763362. The cubic root of 2053278 is about 127.1010830593.

The spelling of 2053278 in words is "two million, fifty-three thousand, two hundred seventy-eight".