3353020666 has 4 divisors (see below), whose sum is σ = 5029531002. Its totient is φ = 1676510332.

The previous prime is 3353020663. The next prime is 3353020679. The reversal of 3353020666 is 6660203533.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3044280625 + 308740041 = 55175^2 + 17571^2 .

It is a super-2 number, since 2×3353020666² = 22485495173246167112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3353020663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 838255165 + ... + 838255168.

Almost surely, 2^3353020666 is an apocalyptic number.

3353020666 is a deficient number, since it is larger than the sum of its proper divisors (1676510336).

3353020666 is a wasteful number, since it uses less digits than its factorization.

3353020666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676510335.

The product of its (nonzero) digits is 58320, while the sum is 34.

The square root of 3353020666 is about 57905.2732141037. The cubic root of 3353020666 is about 1496.7367081361.

The spelling of 3353020666 in words is "three billion, three hundred fifty-three million, twenty thousand, six hundred sixty-six".