16220382 has 16 divisors (see below), whose sum is σ = 33851520. Its totient is φ = 5171672.

The previous prime is 16220371. The next prime is 16220383. The reversal of 16220382 is 28302261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16220383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58632 + ... + 58907.

It is an arithmetic number, because the mean of its divisors is an integer number (2115720).

Almost surely, 2^16220382 is an apocalyptic number.

16220382 is an abundant number, since it is smaller than the sum of its proper divisors (17631138).

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

16220382 is a wasteful number, since it uses less digits than its factorization.

16220382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117567.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 16220382 is about 4027.4535379070. The cubic root of 16220382 is about 253.1358714428.

The spelling of 16220382 in words is "sixteen million, two hundred twenty thousand, three hundred eighty-two".