2285621333 has 2 divisors, whose sum is σ = 2285621334. Its totient is φ = 2285621332.

The previous prime is 2285621263. The next prime is 2285621339. The reversal of 2285621333 is 3331265822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1505983249 + 779638084 = 38807^2 + 27922^2 .

It is a cyclic number.

It is not a de Polignac number, because 2285621333 - 2²⁶ = 2218512469 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2285621293 and 2285621302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2285621339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1142810666 + 1142810667.

It is an arithmetic number, because the mean of its divisors is an integer number (1142810667).

Almost surely, 2^2285621333 is an apocalyptic number.

It is an amenable number.

2285621333 is a deficient number, since it is larger than the sum of its proper divisors (1).

2285621333 is an equidigital number, since it uses as much as digits as its factorization.

2285621333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 35.

The square root of 2285621333 is about 47808.1722407373. The cubic root of 2285621333 is about 1317.2496554177.

The spelling of 2285621333 in words is "two billion, two hundred eighty-five million, six hundred twenty-one thousand, three hundred thirty-three".