47946565 has 4 divisors (see below), whose sum is σ = 57535884. Its totient is φ = 38357248.

The previous prime is 47946551. The next prime is 47946583. The reversal of 47946565 is 56564974.

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 11573604 + 36372961 = 3402^2 + 6031^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47946565 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4794652 + ... + 4794661.

It is an arithmetic number, because the mean of its divisors is an integer number (14383971).

Almost surely, 2^47946565 is an apocalyptic number.

It is an amenable number.

47946565 is a deficient number, since it is larger than the sum of its proper divisors (9589319).

47946565 is an equidigital number, since it uses as much as digits as its factorization.

47946565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9589318.

The product of its digits is 907200, while the sum is 46.

The square root of 47946565 is about 6924.3458174762. The cubic root of 47946565 is about 363.2892103832.

The spelling of 47946565 in words is "forty-seven million, nine hundred forty-six thousand, five hundred sixty-five".