3785394556 has 48 divisors (see below), whose sum is σ = 7337736000. Its totient is φ = 1699568640.

The previous prime is 3785394541. The next prime is 3785394559. The reversal of 3785394556 is 6554935873.

It is a junction number, because it is equal to n+sod(n) for n = 3785394497 and 3785394506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3785394559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 655570 + ... + 661318.

It is an arithmetic number, because the mean of its divisors is an integer number (152869500).

Almost surely, 2^3785394556 is an apocalyptic number.

It is an amenable number.

3785394556 is a deficient number, since it is larger than the sum of its proper divisors (3552341444).

3785394556 is a wasteful number, since it uses less digits than its factorization.

3785394556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6214 (or 6212 counting only the distinct ones).

The product of its digits is 13608000, while the sum is 55.

The square root of 3785394556 is about 61525.5601843657. The cubic root of 3785394556 is about 1558.4889153582.

The spelling of 3785394556 in words is "three billion, seven hundred eighty-five million, three hundred ninety-four thousand, five hundred fifty-six".