2553378 has 8 divisors (see below), whose sum is σ = 5106768. Its totient is φ = 851124.

The previous prime is 2553371. The next prime is 2553389. The reversal of 2553378 is 8733552.

2553378 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.

2553378 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2553371) 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, 212776 + ... + 212787.

It is an arithmetic number, because the mean of its divisors is an integer number (638346).

2^2553378 is an apocalyptic number.

2553378 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.

2553378 is a wasteful number, since it uses less digits than its factorization.

2553378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425568.

The product of its digits is 25200, while the sum is 33.

The square root of 2553378 is about 1597.9292850436. The cubic root of 2553378 is about 136.6800211684.

The spelling of 2553378 in words is "two million, five hundred fifty-three thousand, three hundred seventy-eight".