403423212 has 24 divisors (see below), whose sum is σ = 971686912. Its totient is φ = 130136400.

The previous prime is 403423199. The next prime is 403423249. The reversal of 403423212 is 212324304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541864 + ... + 542607.

Almost surely, 2^403423212 is an apocalyptic number.

It is an amenable number.

403423212 is an abundant number, since it is smaller than the sum of its proper divisors (568263700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

403423212 is a wasteful number, since it uses less digits than its factorization.

403423212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1084509 (or 1084507 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 403423212 is about 20085.3979796269. The cubic root of 403423212 is about 738.9022022572.

Adding to 403423212 its reverse (212324304), we get a palindrome (615747516).

The spelling of 403423212 in words is "four hundred three million, four hundred twenty-three thousand, two hundred twelve".