47722065 has 8 divisors (see below), whose sum is σ = 76355328. Its totient is φ = 25451760.

The previous prime is 47722049. The next prime is 47722093. The reversal of 47722065 is 56022774.

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

It is not a de Polignac number, because 47722065 - 2⁴ = 47722049 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1590721 + ... + 1590750.

It is an arithmetic number, because the mean of its divisors is an integer number (9544416).

Almost surely, 2^47722065 is an apocalyptic number.

It is an amenable number.

47722065 is a deficient number, since it is larger than the sum of its proper divisors (28633263).

47722065 is a wasteful number, since it uses less digits than its factorization.

47722065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3181479.

The product of its (nonzero) digits is 23520, while the sum is 33.

The square root of 47722065 is about 6908.1158791671. The cubic root of 47722065 is about 362.7213139242.

The spelling of 47722065 in words is "forty-seven million, seven hundred twenty-two thousand, sixty-five".