352566666 has 24 divisors (see below), whose sum is σ = 765111204. Its totient is φ = 117335040.

The previous prime is 352566661. The next prime is 352566671. The reversal of 352566666 is 666665253.

It is an interprime number because it is at equal distance from previous prime (352566661) and next prime (352566671).

It can be written as a sum of positive squares in 2 ways, for example, as 352350441 + 216225 = 18771^2 + 465^2 .

It is not an unprimeable number, because it can be changed into a prime (352566661) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3741 + ... + 26816.

Almost surely, 2^352566666 is an apocalyptic number.

352566666 is an abundant number, since it is smaller than the sum of its proper divisors (412544538).

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

352566666 is a wasteful number, since it uses less digits than its factorization.

352566666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31206 (or 31203 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 45.

The square root of 352566666 is about 18776.7586659679. The cubic root of 352566666 is about 706.4483518785.

The spelling of 352566666 in words is "three hundred fifty-two million, five hundred sixty-six thousand, six hundred sixty-six".