32670066 has 96 divisors (see below), whose sum is σ = 80637120. Its totient is φ = 8736000.

The previous prime is 32670049. The next prime is 32670083. The reversal of 32670066 is 66007623.

32670066 = 66² + 67² + ... + 461².

It is an interprime number because it is at equal distance from previous prime (32670049) and next prime (32670083).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 323416 + ... + 323516.

It is an arithmetic number, because the mean of its divisors is an integer number (839970).

Almost surely, 2^32670066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32670066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40318560).

32670066 is an abundant number, since it is smaller than the sum of its proper divisors (47967054).

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

32670066 is a wasteful number, since it uses less digits than its factorization.

32670066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 32670066 is about 5715.7734384771. The cubic root of 32670066 is about 319.6808863030.

Adding to 32670066 its reverse (66007623), we get a palindrome (98677689).

The spelling of 32670066 in words is "thirty-two million, six hundred seventy thousand, sixty-six".