3525532666 has 8 divisors (see below), whose sum is σ = 5289950484. Its totient is φ = 1762215840.

The previous prime is 3525532603. The next prime is 3525532729. The reversal of 3525532666 is 6662355253.

It is an interprime number because it is at equal distance from previous prime (3525532603) and next prime (3525532729).

It can be written as a sum of positive squares in 2 ways, for example, as 3013461025 + 512071641 = 54895^2 + 22629^2 .

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

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, 267195 + ... + 280078.

Almost surely, 2^3525532666 is an apocalyptic number.

3525532666 is a deficient number, since it is larger than the sum of its proper divisors (1764417818).

3525532666 is a wasteful number, since it uses less digits than its factorization.

3525532666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550496.

The product of its digits is 972000, while the sum is 43.

The square root of 3525532666 is about 59376.1961226888. The cubic root of 3525532666 is about 1521.9775544460.

The spelling of 3525532666 in words is "three billion, five hundred twenty-five million, five hundred thirty-two thousand, six hundred sixty-six".