3784857396 has 48 divisors (see below), whose sum is σ = 9142573440. Its totient is φ = 1217220480.

The previous prime is 3784857289. The next prime is 3784857409. The reversal of 3784857396 is 6937584873.

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, 602745 + ... + 608991.

It is an arithmetic number, because the mean of its divisors is an integer number (190470280).

Almost surely, 2^3784857396 is an apocalyptic number.

It is an amenable number.

3784857396 is an abundant number, since it is smaller than the sum of its proper divisors (5357716044).

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

3784857396 is a wasteful number, since it uses less digits than its factorization.

3784857396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8024 (or 8022 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 60.

The square root of 3784857396 is about 61521.1946893101. The cubic root of 3784857396 is about 1558.4151936281.

It can be divided in two parts, 378485 and 7396, that added together give a triangular number (385881 = T₈₇₈).

The spelling of 3784857396 in words is "three billion, seven hundred eighty-four million, eight hundred fifty-seven thousand, three hundred ninety-six".