949565641 has 8 divisors (see below), whose sum is σ = 1002068480. Its totient is φ = 897315408.

The previous prime is 949565633. The next prime is 949565663. The reversal of 949565641 is 146565949.

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

It is a cyclic number.

It is not a de Polignac number, because 949565641 - 2³ = 949565633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (949565041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55401 + ... + 70486.

It is an arithmetic number, because the mean of its divisors is an integer number (125258560).

Almost surely, 2^949565641 is an apocalyptic number.

It is an amenable number.

949565641 is a deficient number, since it is larger than the sum of its proper divisors (52502839).

949565641 is a wasteful number, since it uses less digits than its factorization.

949565641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126303.

The product of its digits is 1166400, while the sum is 49.

The square root of 949565641 is about 30815.0229758149. The cubic root of 949565641 is about 982.8977266480.

The spelling of 949565641 in words is "nine hundred forty-nine million, five hundred sixty-five thousand, six hundred forty-one".