2291676480 has 168 divisors, whose sum is σ = 7978213152. Its totient is φ = 603687936.

The previous prime is 2291676479. The next prime is 2291676493. The reversal of 2291676480 is 846761922.

It is a happy number.

2291676480 is a `hidden beast` number, since 2 + 2 + 9 + 167 + 6 + 480 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 234247 + ... + 243833.

It is an arithmetic number, because the mean of its divisors is an integer number (47489364).

Almost surely, 2^2291676480 is an apocalyptic number.

2291676480 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 2291676480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3989106576).

2291676480 is an abundant number, since it is smaller than the sum of its proper divisors (5686536672).

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

2291676480 is a wasteful number, since it uses less digits than its factorization.

2291676480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9693 (or 9680 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 2291676480 is about 47871.4578846310. The cubic root of 2291676480 is about 1318.4118641319.

The spelling of 2291676480 in words is "two billion, two hundred ninety-one million, six hundred seventy-six thousand, four hundred eighty".