431440112 has 10 divisors (see below), whose sum is σ = 835915248. Its totient is φ = 215720048.

The previous prime is 431440109. The next prime is 431440123. The reversal of 431440112 is 211044134.

It is a super-2 number, since 2×431440112² = 372281140485145088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13482488 + ... + 13482519.

Almost surely, 2^431440112 is an apocalyptic number.

It is an amenable number.

431440112 is a deficient number, since it is larger than the sum of its proper divisors (404475136).

431440112 is a wasteful number, since it uses less digits than its factorization.

431440112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26965015 (or 26965009 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 431440112 is about 20771.1365119966. The cubic root of 431440112 is about 755.6259078794.

Adding to 431440112 its reverse (211044134), we get a palindrome (642484246).

The spelling of 431440112 in words is "four hundred thirty-one million, four hundred forty thousand, one hundred twelve".