47516678 has 16 divisors (see below), whose sum is σ = 78255504. Its totient is φ = 21459360.

The previous prime is 47516659. The next prime is 47516687. The reversal of 47516678 is 87661574.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3425 + ... + 10332.

It is an arithmetic number, because the mean of its divisors is an integer number (4890969).

Almost surely, 2^47516678 is an apocalyptic number.

47516678 is a deficient number, since it is larger than the sum of its proper divisors (30738826).

47516678 is a wasteful number, since it uses less digits than its factorization.

47516678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13927.

The product of its digits is 282240, while the sum is 44.

The square root of 47516678 is about 6893.2342191456. The cubic root of 47516678 is about 362.2002036554.

Subtracting 47516678 from its reverse (87661574), we obtain a square (40144896 = 6336²).

The spelling of 47516678 in words is "forty-seven million, five hundred sixteen thousand, six hundred seventy-eight".