47643670 has 16 divisors (see below), whose sum is σ = 85851648. Its totient is φ = 19036800.

The previous prime is 47643667. The next prime is 47643703. The reversal of 47643670 is 7634674.

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, 10027 + ... + 13993.

It is an arithmetic number, because the mean of its divisors is an integer number (5365728).

Almost surely, 2^47643670 is an apocalyptic number.

47643670 is a deficient number, since it is larger than the sum of its proper divisors (38207978).

47643670 is a wasteful number, since it uses less digits than its factorization.

47643670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5175.

The product of its (nonzero) digits is 84672, while the sum is 37.

The square root of 47643670 is about 6902.4394238559. The cubic root of 47643670 is about 362.5225859887.

The spelling of 47643670 in words is "forty-seven million, six hundred forty-three thousand, six hundred seventy".