30666266 has 32 divisors (see below), whose sum is σ = 52695360. Its totient is φ = 13291776.

The previous prime is 30666257. The next prime is 30666313. The reversal of 30666266 is 66266603.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23261 + ... + 24543.

It is an arithmetic number, because the mean of its divisors is an integer number (1646730).

Almost surely, 2^30666266 is an apocalyptic number.

30666266 is a deficient number, since it is larger than the sum of its proper divisors (22029094).

30666266 is a wasteful number, since it uses less digits than its factorization.

30666266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358.

The product of its (nonzero) digits is 46656, while the sum is 35.

The square root of 30666266 is about 5537.7130658784. The cubic root of 30666266 is about 313.0066992547.

The spelling of 30666266 in words is "thirty million, six hundred sixty-six thousand, two hundred sixty-six".