47660365 has 4 divisors (see below), whose sum is σ = 57192444. Its totient is φ = 38128288.

The previous prime is 47660363. The next prime is 47660381. The reversal of 47660365 is 56306674.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21261321 + 26399044 = 4611^2 + 5138^2 .

It is a cyclic number.

It is not a de Polignac number, because 47660365 - 2¹ = 47660363 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47660363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4766032 + ... + 4766041.

It is an arithmetic number, because the mean of its divisors is an integer number (14298111).

Almost surely, 2^47660365 is an apocalyptic number.

It is an amenable number.

47660365 is a deficient number, since it is larger than the sum of its proper divisors (9532079).

47660365 is an equidigital number, since it uses as much as digits as its factorization.

47660365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9532078.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 47660365 is about 6903.6486729845. The cubic root of 47660365 is about 362.5649253507.

The spelling of 47660365 in words is "forty-seven million, six hundred sixty thousand, three hundred sixty-five".