407444012 has 12 divisors (see below), whose sum is σ = 721618296. Its totient is φ = 201267360.

The previous prime is 407444003. The next prime is 407444017. The reversal of 407444012 is 210444704.

It is a super-2 number, since 2×407444012² = 332021245829312288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (407444017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 613289 + ... + 613952.

It is an arithmetic number, because the mean of its divisors is an integer number (60134858).

Almost surely, 2^407444012 is an apocalyptic number.

It is an amenable number.

407444012 is a deficient number, since it is larger than the sum of its proper divisors (314174284).

407444012 is a wasteful number, since it uses less digits than its factorization.

407444012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227328 (or 1227326 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 26.

The square root of 407444012 is about 20185.2424310435. The cubic root of 407444012 is about 741.3488983420.

Adding to 407444012 its reverse (210444704), we get a palindrome (617888716).

The spelling of 407444012 in words is "four hundred seven million, four hundred forty-four thousand, twelve".