47163836 has 6 divisors (see below), whose sum is σ = 82536720. Its totient is φ = 23581916.

The previous prime is 47163829. The next prime is 47163847. The reversal of 47163836 is 63836174.

It is a self number, because there is not a number n which added to its sum of digits gives 47163836.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5895476 + ... + 5895483.

It is an arithmetic number, because the mean of its divisors is an integer number (13756120).

Almost surely, 2^47163836 is an apocalyptic number.

It is an amenable number.

47163836 is a deficient number, since it is larger than the sum of its proper divisors (35372884).

47163836 is a wasteful number, since it uses less digits than its factorization.

47163836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11790963 (or 11790961 counting only the distinct ones).

The product of its digits is 72576, while the sum is 38.

The square root of 47163836 is about 6867.5931737400. The cubic root of 47163836 is about 361.3014519452.

The spelling of 47163836 in words is "forty-seven million, one hundred sixty-three thousand, eight hundred thirty-six".