47608779 has 8 divisors (see below), whose sum is σ = 63531520. Its totient is φ = 31712616.

The previous prime is 47608753. The next prime is 47608819. The reversal of 47608779 is 97780674.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 47608779 - 2⁷ = 47608651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47608709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1999 + ... + 9960.

It is an arithmetic number, because the mean of its divisors is an integer number (7941440).

Almost surely, 2^47608779 is an apocalyptic number.

47608779 is a deficient number, since it is larger than the sum of its proper divisors (15922741).

47608779 is a wasteful number, since it uses less digits than its factorization.

47608779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13289.

The product of its (nonzero) digits is 592704, while the sum is 48.

The square root of 47608779 is about 6899.9115211718. The cubic root of 47608779 is about 362.4340687068.

The spelling of 47608779 in words is "forty-seven million, six hundred eight thousand, seven hundred seventy-nine".