2894776920 has 384 divisors, whose sum is σ = 11819520000. Its totient is φ = 626621184.

The previous prime is 2894776909. The next prime is 2894776921. The reversal of 2894776920 is 296774982.

2894776920 is a `hidden beast` number, since 2 + 89 + 477 + 6 + 92 + 0 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2894776921) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1004041 + ... + 1006919.

It is an arithmetic number, because the mean of its divisors is an integer number (30780000).

Almost surely, 2^2894776920 is an apocalyptic number.

2894776920 is a gapful number since it is divisible by the number (20) 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 2894776920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5909760000).

2894776920 is an abundant number, since it is smaller than the sum of its proper divisors (8924743080).

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

2894776920 is a wasteful number, since it uses less digits than its factorization.

2894776920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2932 (or 2915 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The square root of 2894776920 is about 53803.1311356505. The cubic root of 2894776920 is about 1425.1865019056.

The spelling of 2894776920 in words is "two billion, eight hundred ninety-four million, seven hundred seventy-six thousand, nine hundred twenty".