949649739 has 8 divisors (see below), whose sum is σ = 1276170240. Its totient is φ = 628114536.

The previous prime is 949649731. The next prime is 949649741. The reversal of 949649739 is 937946949.

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

It is not a de Polignac number, because 949649739 - 2³ = 949649731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (949649731) 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 7 ways as a sum of consecutive naturals, for example, 1245879 + ... + 1246640.

It is an arithmetic number, because the mean of its divisors is an integer number (159521280).

Almost surely, 2^949649739 is an apocalyptic number.

949649739 is a deficient number, since it is larger than the sum of its proper divisors (326520501).

949649739 is a wasteful number, since it uses less digits than its factorization.

949649739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492649.

The product of its digits is 13226976, while the sum is 60.

The square root of 949649739 is about 30816.3875072988. The cubic root of 949649739 is about 982.9267424736.

The spelling of 949649739 in words is "nine hundred forty-nine million, six hundred forty-nine thousand, seven hundred thirty-nine".