190304434 has 8 divisors (see below), whose sum is σ = 285561648. Its totient is φ = 95117220.

The previous prime is 190304423. The next prime is 190304447. The reversal of 190304434 is 434403091.

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

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, 10072 + ... + 21955.

It is an arithmetic number, because the mean of its divisors is an integer number (35695206).

Almost surely, 2^190304434 is an apocalyptic number.

190304434 is a deficient number, since it is larger than the sum of its proper divisors (95257214).

190304434 is a wasteful number, since it uses less digits than its factorization.

190304434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35000.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 190304434 is about 13795.0873139680. The cubic root of 190304434 is about 575.1965896161.

The spelling of 190304434 in words is "one hundred ninety million, three hundred four thousand, four hundred thirty-four".