434194500 has 48 divisors (see below), whose sum is σ = 1264378752. Its totient is φ = 115784800.

The previous prime is 434194487. The next prime is 434194531. The reversal of 434194500 is 5491434.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143232 + ... + 146231.

It is an arithmetic number, because the mean of its divisors is an integer number (26341224).

Almost surely, 2^434194500 is an apocalyptic number.

It is an amenable number.

434194500 is an abundant number, since it is smaller than the sum of its proper divisors (830184252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

434194500 is a wasteful number, since it uses less digits than its factorization.

434194500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289485 (or 289473 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 434194500 is about 20837.3342824844. The cubic root of 434194500 is about 757.2305133389.

The spelling of 434194500 in words is "four hundred thirty-four million, one hundred ninety-four thousand, five hundred".