3780046844 has 48 divisors (see below), whose sum is σ = 7614081216. Its totient is φ = 1608499200.

The previous prime is 3780046813. The next prime is 3780046889. The reversal of 3780046844 is 4486400873.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3780046795 and 3780046804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2776724 + ... + 2778084.

It is an arithmetic number, because the mean of its divisors is an integer number (158626692).

Almost surely, 2^3780046844 is an apocalyptic number.

It is an amenable number.

3780046844 is an abundant number, since it is smaller than the sum of its proper divisors (3834034372).

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

3780046844 is a wasteful number, since it uses less digits than its factorization.

3780046844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2006 (or 2004 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 44.

The square root of 3780046844 is about 61482.0855534358. The cubic root of 3780046844 is about 1557.7546653751.

The spelling of 3780046844 in words is "three billion, seven hundred eighty million, forty-six thousand, eight hundred forty-four".