32213016 has 96 divisors (see below), whose sum is σ = 96454800. Its totient is φ = 9630720.

The previous prime is 32212987. The next prime is 32213017. The reversal of 32213016 is 61031223.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 32213016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32213017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70260 + ... + 70716.

Almost surely, 2^32213016 is an apocalyptic number.

32213016 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32213016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48227400).

32213016 is an abundant number, since it is smaller than the sum of its proper divisors (64241784).

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

32213016 is a wasteful number, since it uses less digits than its factorization.

32213016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569 (or 562 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 32213016 is about 5675.6511520706. The cubic root of 32213016 is about 318.1831151363.

Adding to 32213016 its reverse (61031223), we get a palindrome (93244239).

The spelling of 32213016 in words is "thirty-two million, two hundred thirteen thousand, sixteen".