47709746 has 16 divisors (see below), whose sum is σ = 81946944. Its totient is φ = 20407344.

The previous prime is 47709743. The next prime is 47709787. The reversal of 47709746 is 64790774.

It is a junction number, because it is equal to n+sod(n) for n = 47709697 and 47709706.

It is not an unprimeable number, because it can be changed into a prime (47709743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4856 + ... + 10908.

It is an arithmetic number, because the mean of its divisors is an integer number (5121684).

Almost surely, 2^47709746 is an apocalyptic number.

47709746 is a deficient number, since it is larger than the sum of its proper divisors (34237198).

47709746 is a wasteful number, since it uses less digits than its factorization.

47709746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6625.

The product of its (nonzero) digits is 296352, while the sum is 44.

The square root of 47709746 is about 6907.2241892094. The cubic root of 47709746 is about 362.6901002120.

The spelling of 47709746 in words is "forty-seven million, seven hundred nine thousand, seven hundred forty-six".