225358387 has 2 divisors, whose sum is σ = 225358388. Its totient is φ = 225358386.

The previous prime is 225358381. The next prime is 225358433. The reversal of 225358387 is 783853522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225358387 - 2¹⁵ = 225325619 is a prime.

It is not a weakly prime, because it can be changed into another prime (225358381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112679193 + 112679194.

It is an arithmetic number, because the mean of its divisors is an integer number (112679194).

Almost surely, 2^225358387 is an apocalyptic number.

225358387 is a deficient number, since it is larger than the sum of its proper divisors (1).

225358387 is an equidigital number, since it uses as much as digits as its factorization.

225358387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 403200, while the sum is 43.

The square root of 225358387 is about 15011.9414800352. The cubic root of 225358387 is about 608.5429589363.

The spelling of 225358387 in words is "two hundred twenty-five million, three hundred fifty-eight thousand, three hundred eighty-seven".