2858798672 has 80 divisors (see below), whose sum is σ = 6118417920. Its totient is φ = 1288742400.

The previous prime is 2858798671. The next prime is 2858798707. The reversal of 2858798672 is 2768978582.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2858798671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 572378 + ... + 577350.

It is an arithmetic number, because the mean of its divisors is an integer number (76480224).

Almost surely, 2^2858798672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2858798672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3059208960).

2858798672 is an abundant number, since it is smaller than the sum of its proper divisors (3259619248).

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

2858798672 is a wasteful number, since it uses less digits than its factorization.

2858798672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5092 (or 5086 counting only the distinct ones).

The product of its digits is 27095040, while the sum is 62.

The square root of 2858798672 is about 53467.7348687973. The cubic root of 2858798672 is about 1419.2574759791.

The spelling of 2858798672 in words is "two billion, eight hundred fifty-eight million, seven hundred ninety-eight thousand, six hundred seventy-two".