403850216 has 32 divisors (see below), whose sum is σ = 944066880. Its totient is φ = 157344000.

The previous prime is 403850189. The next prime is 403850231. The reversal of 403850216 is 612058304.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 327185 + ... + 328416.

It is an arithmetic number, because the mean of its divisors is an integer number (29502090).

Almost surely, 2^403850216 is an apocalyptic number.

It is an amenable number.

403850216 is an abundant number, since it is smaller than the sum of its proper divisors (540216664).

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

403850216 is a wasteful number, since it uses less digits than its factorization.

403850216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655625 (or 655621 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 403850216 is about 20096.0248805578. The cubic root of 403850216 is about 739.1628077728.

The spelling of 403850216 in words is "four hundred three million, eight hundred fifty thousand, two hundred sixteen".