225357283 has 2 divisors, whose sum is σ = 225357284. Its totient is φ = 225357282.

The previous prime is 225357277. The next prime is 225357299. The reversal of 225357283 is 382753522.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225357283 - 2²¹ = 223260131 is a prime.

It is a super-2 number, since 2×225357283² = 101571810002284178, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (225357203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112678641 + 112678642.

It is an arithmetic number, because the mean of its divisors is an integer number (112678642).

Almost surely, 2^225357283 is an apocalyptic number.

225357283 is a deficient number, since it is larger than the sum of its proper divisors (1).

225357283 is an equidigital number, since it uses as much as digits as its factorization.

225357283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100800, while the sum is 37.

The square root of 225357283 is about 15011.9047092632. The cubic root of 225357283 is about 608.5419652117.

It can be divided in two parts, 2253 and 57283, that added together give a square (59536 = 244²).

The spelling of 225357283 in words is "two hundred twenty-five million, three hundred fifty-seven thousand, two hundred eighty-three".