3779289828 has 36 divisors (see below), whose sum is σ = 9555069888. Its totient is φ = 1259517360.

The previous prime is 3779289799. The next prime is 3779289869. The reversal of 3779289828 is 8289829773.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 358513 + ... + 368903.

It is an arithmetic number, because the mean of its divisors is an integer number (265418608).

Almost surely, 2^3779289828 is an apocalyptic number.

It is an amenable number.

3779289828 is an abundant number, since it is smaller than the sum of its proper divisors (5775780060).

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

3779289828 is a wasteful number, since it uses less digits than its factorization.

3779289828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20504 (or 20499 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 63.

The square root of 3779289828 is about 61475.9288502419. The cubic root of 3779289828 is about 1557.6506698442.

It can be divided in two parts, 377 and 9289828, that added together give a triangular number (9290205 = T₄₃₁₀).

The spelling of 3779289828 in words is "three billion, seven hundred seventy-nine million, two hundred eighty-nine thousand, eight hundred twenty-eight".