434819139 has 8 divisors (see below), whose sum is σ = 593241792. Its totient is φ = 283137960.

The previous prime is 434819129. The next prime is 434819167. The reversal of 434819139 is 931918434.

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

It is not a de Polignac number, because 434819139 - 2⁹ = 434818627 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 434819139.

It is not an unprimeable number, because it can be changed into a prime (434819129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1685217 + ... + 1685474.

It is an arithmetic number, because the mean of its divisors is an integer number (74155224).

Almost surely, 2^434819139 is an apocalyptic number.

434819139 is a deficient number, since it is larger than the sum of its proper divisors (158422653).

434819139 is a wasteful number, since it uses less digits than its factorization.

434819139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3370737.

The product of its digits is 93312, while the sum is 42.

The square root of 434819139 is about 20852.3173532344. The cubic root of 434819139 is about 757.5934605680.

The spelling of 434819139 in words is "four hundred thirty-four million, eight hundred nineteen thousand, one hundred thirty-nine".