34320666 has 16 divisors (see below), whose sum is σ = 69469344. Its totient is φ = 11302224.

The previous prime is 34320641. The next prime is 34320673. The reversal of 34320666 is 66602343.

It is a super-2 number, since 2×34320666² = 2355816229367112, which contains 22 as substring.

It is an unprimeable number.

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, 33961 + ... + 34956.

It is an arithmetic number, because the mean of its divisors is an integer number (4341834).

Almost surely, 2^34320666 is an apocalyptic number.

34320666 is an abundant number, since it is smaller than the sum of its proper divisors (35148678).

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

34320666 is a wasteful number, since it uses less digits than its factorization.

34320666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69005.

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 34320666 is about 5858.3842482377. The cubic root of 34320666 is about 324.9764590444.

The spelling of 34320666 in words is "thirty-four million, three hundred twenty thousand, six hundred sixty-six".