189480752 has 20 divisors (see below), whose sum is σ = 367736880. Its totient is φ = 94580928.

The previous prime is 189480719. The next prime is 189480763. The reversal of 189480752 is 257084981.

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, 149 + ... + 19467.

It is an arithmetic number, because the mean of its divisors is an integer number (18386844).

Almost surely, 2^189480752 is an apocalyptic number.

It is an amenable number.

189480752 is a deficient number, since it is larger than the sum of its proper divisors (178256128).

189480752 is a wasteful number, since it uses less digits than its factorization.

189480752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19940 (or 19934 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 44.

The square root of 189480752 is about 13765.2007613402. The cubic root of 189480752 is about 574.3655277611.

The spelling of 189480752 in words is "one hundred eighty-nine million, four hundred eighty thousand, seven hundred fifty-two".