2547487822 has 16 divisors (see below), whose sum is σ = 4188380544. Its totient is φ = 1152459000.

The previous prime is 2547487819. The next prime is 2547487847. The reversal of 2547487822 is 2287847452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269754 + ... + 279037.

It is an arithmetic number, because the mean of its divisors is an integer number (261773784).

Almost surely, 2^2547487822 is an apocalyptic number.

2547487822 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2547487822 is a deficient number, since it is larger than the sum of its proper divisors (1640892722).

2547487822 is a wasteful number, since it uses less digits than its factorization.

2547487822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549015.

The product of its digits is 2007040, while the sum is 49.

The square root of 2547487822 is about 50472.6442937162. The cubic root of 2547487822 is about 1365.7484161176.

The spelling of 2547487822 in words is "two billion, five hundred forty-seven million, four hundred eighty-seven thousand, eight hundred twenty-two".