949596643 has 4 divisors (see below), whose sum is σ = 949682880. Its totient is φ = 949510408.

The previous prime is 949596617. The next prime is 949596667. The reversal of 949596643 is 346695949.

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, and also an emirpimes, since its reverse is a distinct semiprime: 346695949 = 53 ⋅6541433.

It is a cyclic number.

It is not a de Polignac number, because 949596643 - 2¹⁷ = 949465571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (949596143) 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, 23680 + ... + 49597.

It is an arithmetic number, because the mean of its divisors is an integer number (237420720).

Almost surely, 2^949596643 is an apocalyptic number.

949596643 is a deficient number, since it is larger than the sum of its proper divisors (86237).

949596643 is a wasteful number, since it uses less digits than its factorization.

949596643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86236.

The product of its digits is 6298560, while the sum is 55.

The square root of 949596643 is about 30815.5260055706. The cubic root of 949596643 is about 982.9084232804.

The spelling of 949596643 in words is "nine hundred forty-nine million, five hundred ninety-six thousand, six hundred forty-three".