403873612 has 12 divisors (see below), whose sum is σ = 707121016. Its totient is φ = 201839040.

The previous prime is 403873597. The next prime is 403873651. The reversal of 403873612 is 216378304.

It is a happy number.

It is a super-2 number, since 2×403873612² = 326227788939853088, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 14718 + ... + 32005.

Almost surely, 2^403873612 is an apocalyptic number.

It is an amenable number.

403873612 is a deficient number, since it is larger than the sum of its proper divisors (303247404).

403873612 is a wasteful number, since it uses less digits than its factorization.

403873612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48888 (or 48886 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 403873612 is about 20096.6069772984. The cubic root of 403873612 is about 739.1770813148.

The spelling of 403873612 in words is "four hundred three million, eight hundred seventy-three thousand, six hundred twelve".