47706730 has 16 divisors (see below), whose sum is σ = 85992840. Its totient is φ = 19055872.

The previous prime is 47706721. The next prime is 47706749. The reversal of 47706730 is 3760774.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 47706649 + 81 = 6907^2 + 9^2 .

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, 5142 + ... + 11038.

Almost surely, 2^47706730 is an apocalyptic number.

47706730 is a deficient number, since it is larger than the sum of its proper divisors (38286110).

47706730 is a wasteful number, since it uses less digits than its factorization.

47706730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6713.

The product of its (nonzero) digits is 24696, while the sum is 34.

The square root of 47706730 is about 6907.0058636141. The cubic root of 47706730 is about 362.6824574941.

The spelling of 47706730 in words is "forty-seven million, seven hundred six thousand, seven hundred thirty".