32166330 has 64 divisors (see below), whose sum is σ = 90132480. Its totient is φ = 7193664.

The previous prime is 32166319. The next prime is 32166341. The reversal of 32166330 is 3366123.

It is an interprime number because it is at equal distance from previous prime (32166319) and next prime (32166341).

It is a self number, because there is not a number n which added to its sum of digits gives 32166330.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8241 + ... + 11499.

It is an arithmetic number, because the mean of its divisors is an integer number (1408320).

Almost surely, 2^32166330 is an apocalyptic number.

32166330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 32166330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45066240).

32166330 is an abundant number, since it is smaller than the sum of its proper divisors (57966150).

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

32166330 is a wasteful number, since it uses less digits than its factorization.

32166330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3323.

The product of its (nonzero) digits is 1944, while the sum is 24.

The square root of 32166330 is about 5671.5368287617. The cubic root of 32166330 is about 318.0293276223.

The spelling of 32166330 in words is "thirty-two million, one hundred sixty-six thousand, three hundred thirty".