189629612 has 6 divisors (see below), whose sum is σ = 331851828. Its totient is φ = 94814804.

The previous prime is 189629603. The next prime is 189629647. The reversal of 189629612 is 216926981.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23703698 + ... + 23703705.

It is an arithmetic number, because the mean of its divisors is an integer number (55308638).

Almost surely, 2^189629612 is an apocalyptic number.

It is an amenable number.

189629612 is a deficient number, since it is larger than the sum of its proper divisors (142222216).

189629612 is a wasteful number, since it uses less digits than its factorization.

189629612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47407407 (or 47407405 counting only the distinct ones).

The product of its digits is 93312, while the sum is 44.

The square root of 189629612 is about 13770.6068130638. The cubic root of 189629612 is about 574.5158995378.

The spelling of 189629612 in words is "one hundred eighty-nine million, six hundred twenty-nine thousand, six hundred twelve".