2555378 has 16 divisors (see below), whose sum is σ = 4401600. Its totient is φ = 1089936.

The previous prime is 2555363. The next prime is 2555429. The reversal of 2555378 is 8735552.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4625 + ... + 5147.

It is an arithmetic number, because the mean of its divisors is an integer number (275100).

2^2555378 is an apocalyptic number.

2555378 is a deficient number, since it is larger than the sum of its proper divisors (1846222).

2555378 is a wasteful number, since it uses less digits than its factorization.

2555378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881.

The product of its digits is 42000, while the sum is 35.

The square root of 2555378 is about 1598.5549724673. The cubic root of 2555378 is about 136.7156979204.

The spelling of 2555378 in words is "two million, five hundred fifty-five thousand, three hundred seventy-eight".