225850747 has 2 divisors, whose sum is σ = 225850748. Its totient is φ = 225850746.

The previous prime is 225850741. The next prime is 225850783. The reversal of 225850747 is 747058522.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225850747 - 2⁷ = 225850619 is a prime.

It is not a weakly prime, because it can be changed into another prime (225850741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112925373 + 112925374.

It is an arithmetic number, because the mean of its divisors is an integer number (112925374).

Almost surely, 2^225850747 is an apocalyptic number.

225850747 is a deficient number, since it is larger than the sum of its proper divisors (1).

225850747 is an equidigital number, since it uses as much as digits as its factorization.

225850747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 156800, while the sum is 40.

The square root of 225850747 is about 15028.3314775793. The cubic root of 225850747 is about 608.9858154254.

The spelling of 225850747 in words is "two hundred twenty-five million, eight hundred fifty thousand, seven hundred forty-seven".