7206166 has 8 divisors (see below), whose sum is σ = 11791944. Its totient is φ = 3275520.

The previous prime is 7206131. The next prime is 7206191. The reversal of 7206166 is 6616027.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×7206166³ (a number of 22 digits) contains 333 as substring.

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, 163755 + ... + 163798.

It is an arithmetic number, because the mean of its divisors is an integer number (1473993).

Almost surely, 2^7206166 is an apocalyptic number.

7206166 is a deficient number, since it is larger than the sum of its proper divisors (4585778).

7206166 is a wasteful number, since it uses less digits than its factorization.

7206166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327566.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 7206166 is about 2684.4302933770. The cubic root of 7206166 is about 193.1529834853.

It can be divided in two parts, 72061 and 66, that added together give a palindrome (72127).

The spelling of 7206166 in words is "seven million, two hundred six thousand, one hundred sixty-six".