949459868 has 72 divisors (see below), whose sum is σ = 2050508880. Its totient is φ = 382475520.

The previous prime is 949459859. The next prime is 949459891. The reversal of 949459868 is 868954949.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 949459868.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 509258 + ... + 511118.

It is an arithmetic number, because the mean of its divisors is an integer number (28479290).

Almost surely, 2^949459868 is an apocalyptic number.

949459868 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 949459868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1025254440).

949459868 is an abundant number, since it is smaller than the sum of its proper divisors (1101049012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

949459868 is a wasteful number, since it uses less digits than its factorization.

949459868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035 (or 2026 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 62.

The square root of 949459868 is about 30813.3066709823. The cubic root of 949459868 is about 982.8612299955.

The spelling of 949459868 in words is "nine hundred forty-nine million, four hundred fifty-nine thousand, eight hundred sixty-eight".