425367247 has 2 divisors, whose sum is σ = 425367248. Its totient is φ = 425367246.

The previous prime is 425367233. The next prime is 425367259. The reversal of 425367247 is 742763524.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 425367247 - 2⁷ = 425367119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425361247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212683623 + 212683624.

It is an arithmetic number, because the mean of its divisors is an integer number (212683624).

Almost surely, 2^425367247 is an apocalyptic number.

425367247 is a deficient number, since it is larger than the sum of its proper divisors (1).

425367247 is an equidigital number, since it uses as much as digits as its factorization.

425367247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 282240, while the sum is 40.

The square root of 425367247 is about 20624.4332528193. The cubic root of 425367247 is about 752.0637954922.

The spelling of 425367247 in words is "four hundred twenty-five million, three hundred sixty-seven thousand, two hundred forty-seven".