189326474 has 4 divisors (see below), whose sum is σ = 283989714. Its totient is φ = 94663236.

The previous prime is 189326461. The next prime is 189326477. The reversal of 189326474 is 474623981.

189326474 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 179372449 + 9954025 = 13393^2 + 3155^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (189326477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47331617 + ... + 47331620.

Almost surely, 2^189326474 is an apocalyptic number.

189326474 is a deficient number, since it is larger than the sum of its proper divisors (94663240).

189326474 is an equidigital number, since it uses as much as digits as its factorization.

189326474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94663239.

The product of its digits is 290304, while the sum is 44.

The square root of 189326474 is about 13759.5957062699. The cubic root of 189326474 is about 574.2095998290.

The spelling of 189326474 in words is "one hundred eighty-nine million, three hundred twenty-six thousand, four hundred seventy-four".