2552184021 has 16 divisors (see below), whose sum is σ = 3420071424. Its totient is φ = 1692897264.

The previous prime is 2552184017. The next prime is 2552184023. The reversal of 2552184021 is 1204812552.

It is not a de Polignac number, because 2552184021 - 2² = 2552184017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2552184021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2552184023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 593746 + ... + 598028.

It is an arithmetic number, because the mean of its divisors is an integer number (213754464).

Almost surely, 2^2552184021 is an apocalyptic number.

It is an amenable number.

2552184021 is a deficient number, since it is larger than the sum of its proper divisors (867887403).

2552184021 is a wasteful number, since it uses less digits than its factorization.

2552184021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5240.

The product of its (nonzero) digits is 6400, while the sum is 30.

The square root of 2552184021 is about 50519.1450937167. The cubic root of 2552184021 is about 1366.5871364058.

Adding to 2552184021 its reverse (1204812552), we get a palindrome (3756996573).

The spelling of 2552184021 in words is "two billion, five hundred fifty-two million, one hundred eighty-four thousand, twenty-one".