47402216 has 8 divisors (see below), whose sum is σ = 88879170. Its totient is φ = 23701104.

The previous prime is 47402209. The next prime is 47402221. The reversal of 47402216 is 61220474.

47402216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 41860900 + 5541316 = 6470^2 + 2354^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 2962631 + ... + 2962646.

Almost surely, 2^47402216 is an apocalyptic number.

It is an amenable number.

47402216 is a deficient number, since it is larger than the sum of its proper divisors (41476954).

47402216 is a wasteful number, since it uses less digits than its factorization.

47402216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5925283 (or 5925279 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 47402216 is about 6884.9267243741. The cubic root of 47402216 is about 361.9091374773.

The spelling of 47402216 in words is "forty-seven million, four hundred two thousand, two hundred sixteen".