6431912 has 8 divisors (see below), whose sum is σ = 12059850. Its totient is φ = 3215952.

The previous prime is 6431891. The next prime is 6431951. The reversal of 6431912 is 2191346.

It can be written as a sum of positive squares in only one way, i.e., 4726276 + 1705636 = 2174^2 + 1306^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401987 + ... + 402002.

Almost surely, 2^6431912 is an apocalyptic number.

It is an amenable number.

6431912 is a deficient number, since it is larger than the sum of its proper divisors (5627938).

6431912 is a wasteful number, since it uses less digits than its factorization.

6431912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803995 (or 803991 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

The square root of 6431912 is about 2536.1214481960. The cubic root of 6431912 is about 185.9716301588.

The spelling of 6431912 in words is "six million, four hundred thirty-one thousand, nine hundred twelve".