403272012 has 48 divisors (see below), whose sum is σ = 1105477632. Its totient is φ = 112802880.

The previous prime is 403272007. The next prime is 403272013. The reversal of 403272012 is 210272304.

It is a self number, because there is not a number n which added to its sum of digits gives 403272012.

It is not an unprimeable number, because it can be changed into a prime (403272013) 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 15 ways as a sum of consecutive naturals, for example, 115788 + ... + 119219.

It is an arithmetic number, because the mean of its divisors is an integer number (23030784).

Almost surely, 2^403272012 is an apocalyptic number.

It is an amenable number.

403272012 is an abundant number, since it is smaller than the sum of its proper divisors (702205620).

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

403272012 is a wasteful number, since it uses less digits than its factorization.

403272012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235038 (or 235036 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 403272012 is about 20081.6336984818. The cubic root of 403272012 is about 738.8098790508.

The spelling of 403272012 in words is "four hundred three million, two hundred seventy-two thousand, twelve".