2521214833 has 4 divisors (see below), whose sum is σ = 2525410468. Its totient is φ = 2517019200.

The previous prime is 2521214827. The next prime is 2521214881. The reversal of 2521214833 is 3384121252.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2402666289 + 118548544 = 49017^2 + 10888^2 .

It is a cyclic number.

It is not a de Polignac number, because 2521214833 - 2⁹ = 2521214321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2521214795 and 2521214804.

It is not an unprimeable number, because it can be changed into a prime (2521214893) 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 3 ways as a sum of consecutive naturals, for example, 2096916 + ... + 2098117.

It is an arithmetic number, because the mean of its divisors is an integer number (631352617).

Almost surely, 2^2521214833 is an apocalyptic number.

It is an amenable number.

2521214833 is a deficient number, since it is larger than the sum of its proper divisors (4195635).

2521214833 is an equidigital number, since it uses as much as digits as its factorization.

2521214833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4195634.

The product of its digits is 11520, while the sum is 31.

The square root of 2521214833 is about 50211.7001604208. The cubic root of 2521214833 is about 1361.0370609615.

The spelling of 2521214833 in words is "two billion, five hundred twenty-one million, two hundred fourteen thousand, eight hundred thirty-three".