949421589 has 16 divisors (see below), whose sum is σ = 1271808000. Its totient is φ = 630000176.

The previous prime is 949421587. The next prime is 949421617. The reversal of 949421589 is 985124949.

It is a cyclic number.

It is not a de Polignac number, because 949421589 - 2¹ = 949421587 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (949421587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 860212 + ... + 861314.

It is an arithmetic number, because the mean of its divisors is an integer number (79488000).

Almost surely, 2^949421589 is an apocalyptic number.

It is an amenable number.

949421589 is a deficient number, since it is larger than the sum of its proper divisors (322386411).

949421589 is a wasteful number, since it uses less digits than its factorization.

949421589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2184.

The product of its digits is 933120, while the sum is 51.

The square root of 949421589 is about 30812.6855207397. The cubic root of 949421589 is about 982.8480212748.

The spelling of 949421589 in words is "nine hundred forty-nine million, four hundred twenty-one thousand, five hundred eighty-nine".