66532602 has 8 divisors (see below), whose sum is σ = 133065216. Its totient is φ = 22177532.

The previous prime is 66532597. The next prime is 66532607. The reversal of 66532602 is 20623566.

It is an interprime number because it is at equal distance from previous prime (66532597) and next prime (66532607).

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

66532602 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 66532602.

It is not an unprimeable number, because it can be changed into a prime (66532607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5544378 + ... + 5544389.

It is an arithmetic number, because the mean of its divisors is an integer number (16633152).

Almost surely, 2^66532602 is an apocalyptic number.

66532602 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

66532602 is a wasteful number, since it uses less digits than its factorization.

66532602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11088772.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 66532602 is about 8156.7519270847. The cubic root of 66532602 is about 405.2081478443.

The spelling of 66532602 in words is "sixty-six million, five hundred thirty-two thousand, six hundred two".