47660651 has 4 divisors (see below), whose sum is σ = 48372072. Its totient is φ = 46949232.

The previous prime is 47660629. The next prime is 47660677. The reversal of 47660651 is 15606674.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 47660651 - 2¹⁰ = 47659627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47660611) 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 3 ways as a sum of consecutive naturals, for example, 355610 + ... + 355743.

It is an arithmetic number, because the mean of its divisors is an integer number (12093018).

Almost surely, 2^47660651 is an apocalyptic number.

47660651 is a deficient number, since it is larger than the sum of its proper divisors (711421).

47660651 is an equidigital number, since it uses as much as digits as its factorization.

47660651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711420.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 47660651 is about 6903.6693866378. The cubic root of 47660651 is about 362.5656505750.

The spelling of 47660651 in words is "forty-seven million, six hundred sixty thousand, six hundred fifty-one".