7166994 has 16 divisors (see below), whose sum is σ = 14531232. Its totient is φ = 2356128.

The previous prime is 7166993. The next prime is 7167001. The reversal of 7166994 is 4996617.

It is a super-3 number, since 3×7166994³ (a number of 22 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7166993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7744 + ... + 8619.

It is an arithmetic number, because the mean of its divisors is an integer number (908202).

Almost surely, 2^7166994 is an apocalyptic number.

7166994 is an abundant number, since it is smaller than the sum of its proper divisors (7364238).

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

7166994 is a wasteful number, since it uses less digits than its factorization.

7166994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16441.

The product of its digits is 81648, while the sum is 42.

The square root of 7166994 is about 2677.1242033197. The cubic root of 7166994 is about 192.8023606111.

It can be divided in two parts, 71 and 66994, that multiplied together give a palindrome (4756574).

The spelling of 7166994 in words is "seven million, one hundred sixty-six thousand, nine hundred ninety-four".