434418118 has 4 divisors (see below), whose sum is σ = 651627180. Its totient is φ = 217209058.

The previous prime is 434418113. The next prime is 434418169. The reversal of 434418118 is 811814434.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434418113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108604528 + ... + 108604531.

It is an arithmetic number, because the mean of its divisors is an integer number (162906795).

Almost surely, 2^434418118 is an apocalyptic number.

434418118 is a deficient number, since it is larger than the sum of its proper divisors (217209062).

434418118 is a wasteful number, since it uses less digits than its factorization.

434418118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217209061.

The product of its digits is 12288, while the sum is 34.

The square root of 434418118 is about 20842.6993933128. The cubic root of 434418118 is about 757.3604868199.

The spelling of 434418118 in words is "four hundred thirty-four million, four hundred eighteen thousand, one hundred eighteen".