434471172 has 12 divisors (see below), whose sum is σ = 1013766096. Its totient is φ = 144823720.

The previous prime is 434471171. The next prime is 434471179. The reversal of 434471172 is 271174434.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (434471171) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 18102954 + ... + 18102977.

It is an arithmetic number, because the mean of its divisors is an integer number (84480508).

Almost surely, 2^434471172 is an apocalyptic number.

It is an amenable number.

434471172 is an abundant number, since it is smaller than the sum of its proper divisors (579294924).

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

434471172 is a wasteful number, since it uses less digits than its factorization.

434471172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36205938 (or 36205936 counting only the distinct ones).

The product of its digits is 18816, while the sum is 33.

The square root of 434471172 is about 20843.9720782772. The cubic root of 434471172 is about 757.3913168475.

The spelling of 434471172 in words is "four hundred thirty-four million, four hundred seventy-one thousand, one hundred seventy-two".