949565671 has 4 divisors (see below), whose sum is σ = 949642000. Its totient is φ = 949489344.

The previous prime is 949565663. The next prime is 949565693. The reversal of 949565671 is 176565949.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 949565671 - 2³ = 949565663 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 (949565471) 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, 14691 + ... + 45988.

It is an arithmetic number, because the mean of its divisors is an integer number (237410500).

Almost surely, 2^949565671 is an apocalyptic number.

949565671 is a deficient number, since it is larger than the sum of its proper divisors (76329).

949565671 is a wasteful number, since it uses less digits than its factorization.

949565671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76328.

The product of its digits is 2041200, while the sum is 52.

The square root of 949565671 is about 30815.0234625905. The cubic root of 949565671 is about 982.8977369991.

The spelling of 949565671 in words is "nine hundred forty-nine million, five hundred sixty-five thousand, six hundred seventy-one".