189220982 has 8 divisors (see below), whose sum is σ = 300527496. Its totient is φ = 89045152.

The previous prime is 189220979. The next prime is 189221003. The reversal of 189220982 is 289022981.

189220982 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×189220982³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2782628 + ... + 2782695.

It is an arithmetic number, because the mean of its divisors is an integer number (37565937).

Almost surely, 2^189220982 is an apocalyptic number.

189220982 is a deficient number, since it is larger than the sum of its proper divisors (111306514).

189220982 is a wasteful number, since it uses less digits than its factorization.

189220982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5565342.

The product of its (nonzero) digits is 41472, while the sum is 41.

The square root of 189220982 is about 13755.7617746165. The cubic root of 189220982 is about 574.1029308708.

The spelling of 189220982 in words is "one hundred eighty-nine million, two hundred twenty thousand, nine hundred eighty-two".