4051878 has 8 divisors (see below), whose sum is σ = 8103768. Its totient is φ = 1350624.

The previous prime is 4051877. The next prime is 4051891. The reversal of 4051878 is 8781504.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

4051878 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4051877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337651 + ... + 337662.

It is an arithmetic number, because the mean of its divisors is an integer number (1012971).

Almost surely, 2^4051878 is an apocalyptic number.

4051878 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.

4051878 is a wasteful number, since it uses less digits than its factorization.

4051878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675318.

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

The square root of 4051878 is about 2012.9277185234. The cubic root of 4051878 is about 159.4234195059.

The spelling of 4051878 in words is "four million, fifty-one thousand, eight hundred seventy-eight".