949870854 has 64 divisors (see below), whose sum is σ = 2154643200. Its totient is φ = 310093056.

The previous prime is 949870849. The next prime is 949870861. The reversal of 949870854 is 458078949.

949870854 is a `hidden beast` number, since 9 + 498 + 70 + 85 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 949870854.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1411062 + ... + 1411734.

It is an arithmetic number, because the mean of its divisors is an integer number (33666300).

Almost surely, 2^949870854 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 949870854, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1077321600).

949870854 is an abundant number, since it is smaller than the sum of its proper divisors (1204772346).

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

949870854 is a wasteful number, since it uses less digits than its factorization.

949870854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186 (or 1180 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The square root of 949870854 is about 30819.9749188736. The cubic root of 949870854 is about 983.0030242757.

The spelling of 949870854 in words is "nine hundred forty-nine million, eight hundred seventy thousand, eight hundred fifty-four".