434143982 has 32 divisors (see below), whose sum is σ = 677376000. Its totient is φ = 208569888.

The previous prime is 434143981. The next prime is 434143991. The reversal of 434143982 is 289341434.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434143981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1946723 + ... + 1946945.

It is an arithmetic number, because the mean of its divisors is an integer number (21168000).

Almost surely, 2^434143982 is an apocalyptic number.

434143982 is a deficient number, since it is larger than the sum of its proper divisors (243232018).

434143982 is a wasteful number, since it uses less digits than its factorization.

434143982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560.

The product of its digits is 82944, while the sum is 38.

The square root of 434143982 is about 20836.1220480204. The cubic root of 434143982 is about 757.2011445846.

The spelling of 434143982 in words is "four hundred thirty-four million, one hundred forty-three thousand, nine hundred eighty-two".