7836216 has 32 divisors (see below), whose sum is σ = 20010240. Its totient is φ = 2556128.

The previous prime is 7836181. The next prime is 7836217. The reversal of 7836216 is 6126387.

7836216 is digitally balanced in base 4 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×7836216² = 122812562397312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7836217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2346 + ... + 4601.

It is an arithmetic number, because the mean of its divisors is an integer number (625320).

Almost surely, 2^7836216 is an apocalyptic number.

It is an amenable number.

7836216 is an abundant number, since it is smaller than the sum of its proper divisors (12174024).

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

7836216 is a wasteful number, since it uses less digits than its factorization.

7836216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7003 (or 6999 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 7836216 is about 2799.3242041607. The cubic root of 7836216 is about 198.6257116204.

The spelling of 7836216 in words is "seven million, eight hundred thirty-six thousand, two hundred sixteen".