7872366 has 16 divisors (see below), whose sum is σ = 15980544. Its totient is φ = 2584824.

The previous prime is 7872353. The next prime is 7872367. The reversal of 7872366 is 6632787.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7872367) 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, 9390 + ... + 10193.

It is an arithmetic number, because the mean of its divisors is an integer number (998784).

Almost surely, 2^7872366 is an apocalyptic number.

7872366 is an abundant number, since it is smaller than the sum of its proper divisors (8108178).

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

7872366 is a wasteful number, since it uses less digits than its factorization.

7872366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19655.

The product of its digits is 84672, while the sum is 39.

The square root of 7872366 is about 2805.7736900898. The cubic root of 7872366 is about 198.9306762563.

The spelling of 7872366 in words is "seven million, eight hundred seventy-two thousand, three hundred sixty-six".