202828393 has 2 divisors, whose sum is σ = 202828394. Its totient is φ = 202828392.

The previous prime is 202828391. The next prime is 202828397. The reversal of 202828393 is 393828202.

It is a happy number.

202828393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156425049 + 46403344 = 12507^2 + 6812^2 .

It is a cyclic number.

It is not a de Polignac number, because 202828393 - 2¹ = 202828391 is a prime.

It is a super-2 number, since 2×202828393² = 82278714013924898, which contains 22 as substring.

Together with 202828391, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (202828391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101414196 + 101414197.

It is an arithmetic number, because the mean of its divisors is an integer number (101414197).

Almost surely, 2^202828393 is an apocalyptic number.

It is an amenable number.

202828393 is a deficient number, since it is larger than the sum of its proper divisors (1).

202828393 is an equidigital number, since it uses as much as digits as its factorization.

202828393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 202828393 is about 14241.7833504095. The cubic root of 202828393 is about 587.5474105696.

The spelling of 202828393 in words is "two hundred two million, eight hundred twenty-eight thousand, three hundred ninety-three".