403472216 has 16 divisors (see below), whose sum is σ = 864583440. Its totient is φ = 172916640.

The previous prime is 403472189. The next prime is 403472219. The reversal of 403472216 is 612274304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403472219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3602375 + ... + 3602486.

It is an arithmetic number, because the mean of its divisors is an integer number (54036465).

Almost surely, 2^403472216 is an apocalyptic number.

It is an amenable number.

403472216 is an abundant number, since it is smaller than the sum of its proper divisors (461111224).

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

403472216 is a wasteful number, since it uses less digits than its factorization.

403472216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7204874 (or 7204870 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 403472216 is about 20086.6178337718. The cubic root of 403472216 is about 738.9321193074.

The spelling of 403472216 in words is "four hundred three million, four hundred seventy-two thousand, two hundred sixteen".