407431012 has 6 divisors (see below), whose sum is σ = 713004278. Its totient is φ = 203715504.

The previous prime is 407431009. The next prime is 407431019. The reversal of 407431012 is 210134704.

It can be written as a sum of positive squares in only one way, i.e., 396567396 + 10863616 = 19914^2 + 3296^2 .

It is not an unprimeable number, because it can be changed into a prime (407431019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50928873 + ... + 50928880.

Almost surely, 2^407431012 is an apocalyptic number.

It is an amenable number.

407431012 is a deficient number, since it is larger than the sum of its proper divisors (305573266).

407431012 is a wasteful number, since it uses less digits than its factorization.

407431012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101857757 (or 101857755 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 407431012 is about 20184.9204110395. The cubic root of 407431012 is about 741.3410137101.

Adding to 407431012 its reverse (210134704), we get a palindrome (617565716).

The spelling of 407431012 in words is "four hundred seven million, four hundred thirty-one thousand, twelve".