2797403580 has 96 divisors (see below), whose sum is σ = 8850643200. Its totient is φ = 733322304.

The previous prime is 2797403569. The next prime is 2797403593. The reversal of 2797403580 is 853047972.

2797403580 is a `hidden beast` number, since 27 + 9 + 7 + 40 + 3 + 580 = 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 31 ways as a sum of consecutive naturals, for example, 12042 + ... + 75761.

It is an arithmetic number, because the mean of its divisors is an integer number (92194200).

Almost surely, 2^2797403580 is an apocalyptic number.

2797403580 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 2797403580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4425321600).

2797403580 is an abundant number, since it is smaller than the sum of its proper divisors (6053239620).

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

2797403580 is a wasteful number, since it uses less digits than its factorization.

2797403580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87880 (or 87872 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 2797403580 is about 52890.4866682091. The cubic root of 2797403580 is about 1409.0239510301.

The spelling of 2797403580 in words is "two billion, seven hundred ninety-seven million, four hundred three thousand, five hundred eighty".