3879798 has 16 divisors (see below), whose sum is σ = 8356656. Its totient is φ = 1193760.

The previous prime is 3879797. The next prime is 3879817. The reversal of 3879798 is 8979783.

It is a happy number.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3879798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3879793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24793 + ... + 24948.

It is an arithmetic number, because the mean of its divisors is an integer number (522291).

Almost surely, 2^3879798 is an apocalyptic number.

3879798 is an abundant number, since it is smaller than the sum of its proper divisors (4476858).

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

3879798 is a wasteful number, since it uses less digits than its factorization.

3879798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49759.

The product of its digits is 762048, while the sum is 51.

The square root of 3879798 is about 1969.7202847105. The cubic root of 3879798 is about 157.1338331693.

It can be divided in two parts, 3 and 879798, that added together give a triangular number (879801 = T₁₃₂₆).

The spelling of 3879798 in words is "three million, eight hundred seventy-nine thousand, seven hundred ninety-eight".