47063816 has 8 divisors (see below), whose sum is σ = 88244670. Its totient is φ = 23531904.

The previous prime is 47063813. The next prime is 47063827. The reversal of 47063816 is 61836074.

It can be written as a sum of positive squares in only one way, i.e., 34175716 + 12888100 = 5846^2 + 3590^2 .

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

It is not an unprimeable number, because it can be changed into a prime (47063813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2941481 + ... + 2941496.

Almost surely, 2^47063816 is an apocalyptic number.

It is an amenable number.

47063816 is a deficient number, since it is larger than the sum of its proper divisors (41180854).

47063816 is a wasteful number, since it uses less digits than its factorization.

47063816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5882983 (or 5882979 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 47063816 is about 6860.3072817477. The cubic root of 47063816 is about 361.0458680781.

The spelling of 47063816 in words is "forty-seven million, sixty-three thousand, eight hundred sixteen".