2821481426 has 16 divisors (see below), whose sum is σ = 4270560000. Its totient is φ = 1398012048.

The previous prime is 2821481423. The next prime is 2821481479. The reversal of 2821481426 is 6241841282.

It is a self number, because there is not a number n which added to its sum of digits gives 2821481426.

It is not an unprimeable number, because it can be changed into a prime (2821481423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101375 + ... + 126173.

It is an arithmetic number, because the mean of its divisors is an integer number (266910000).

Almost surely, 2^2821481426 is an apocalyptic number.

2821481426 is a deficient number, since it is larger than the sum of its proper divisors (1449078574).

2821481426 is a wasteful number, since it uses less digits than its factorization.

2821481426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25313.

The product of its digits is 49152, while the sum is 38.

The square root of 2821481426 is about 53117.6187907553. The cubic root of 2821481426 is about 1413.0549970438.

The spelling of 2821481426 in words is "two billion, eight hundred twenty-one million, four hundred eighty-one thousand, four hundred twenty-six".