949953879 has 16 divisors (see below), whose sum is σ = 1608387840. Its totient is φ = 542830680.

The previous prime is 949953877. The next prime is 949953881. The reversal of 949953879 is 978359949.

It is a happy number.

949953879 is a `hidden beast` number, since 9 + 4 + 99 + 538 + 7 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (949953877) and next prime (949953881).

It is not a de Polignac number, because 949953879 - 2¹ = 949953877 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (949953877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2512917 + ... + 2513294.

It is an arithmetic number, because the mean of its divisors is an integer number (100524240).

Almost surely, 2^949953879 is an apocalyptic number.

949953879 is a deficient number, since it is larger than the sum of its proper divisors (658433961).

949953879 is a wasteful number, since it uses less digits than its factorization.

949953879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5026227 (or 5026221 counting only the distinct ones).

The product of its digits is 22044960, while the sum is 63.

The square root of 949953879 is about 30821.3218243475. The cubic root of 949953879 is about 983.0316637650.

The spelling of 949953879 in words is "nine hundred forty-nine million, nine hundred fifty-three thousand, eight hundred seventy-nine".