3933816 has 16 divisors (see below), whose sum is σ = 9834600. Its totient is φ = 1311264.

The previous prime is 3933791. The next prime is 3933823. The reversal of 3933816 is 6183393.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81931 + ... + 81978.

Almost surely, 2^3933816 is an apocalyptic number.

It is an amenable number.

3933816 is an abundant number, since it is smaller than the sum of its proper divisors (5900784).

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

3933816 is a wasteful number, since it uses less digits than its factorization.

3933816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163918 (or 163914 counting only the distinct ones).

The product of its digits is 11664, while the sum is 33.

The square root of 3933816 is about 1983.3849853218. The cubic root of 3933816 is about 157.8597270215.

The spelling of 3933816 in words is "three million, nine hundred thirty-three thousand, eight hundred sixteen".