1045878 has 16 divisors (see below), whose sum is σ = 2159616. Its totient is φ = 337320.

The previous prime is 1045859. The next prime is 1045903. The reversal of 1045878 is 8785401.

It is a happy number.

It is a congruent 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, 2626 + ... + 2997.

It is an arithmetic number, because the mean of its divisors is an integer number (134976).

2^1045878 is an apocalyptic number.

1045878 is an abundant number, since it is smaller than the sum of its proper divisors (1113738).

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

1045878 is a wasteful number, since it uses less digits than its factorization.

1045878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5659.

The product of its (nonzero) digits is 8960, while the sum is 33.

The square root of 1045878 is about 1022.6817686847. The cubic root of 1045878 is about 101.5064585341.

The spelling of 1045878 in words is "one million, forty-five thousand, eight hundred seventy-eight".