434143672 has 8 divisors (see below), whose sum is σ = 814019400. Its totient is φ = 217071832.

The previous prime is 434143669. The next prime is 434143679. The reversal of 434143672 is 276341434.

It is a tau number, because it is divible by the number of its divisors (8).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434143679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27133972 + ... + 27133987.

It is an arithmetic number, because the mean of its divisors is an integer number (101752425).

Almost surely, 2^434143672 is an apocalyptic number.

It is an amenable number.

434143672 is a deficient number, since it is larger than the sum of its proper divisors (379875728).

434143672 is a wasteful number, since it uses less digits than its factorization.

434143672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54267965 (or 54267961 counting only the distinct ones).

The product of its digits is 48384, while the sum is 34.

The square root of 434143672 is about 20836.1146090148. The cubic root of 434143672 is about 757.2009643583.

The spelling of 434143672 in words is "four hundred thirty-four million, one hundred forty-three thousand, six hundred seventy-two".