426525907 has 2 divisors, whose sum is σ = 426525908. Its totient is φ = 426525906.

The previous prime is 426525877. The next prime is 426525917. The reversal of 426525907 is 709525624.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426525907 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 426525907.

It is not a weakly prime, because it can be changed into another prime (426525917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213262953 + 213262954.

It is an arithmetic number, because the mean of its divisors is an integer number (213262954).

Almost surely, 2^426525907 is an apocalyptic number.

426525907 is a deficient number, since it is larger than the sum of its proper divisors (1).

426525907 is an equidigital number, since it uses as much as digits as its factorization.

426525907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 426525907 is about 20652.5036496789. The cubic root of 426525907 is about 752.7460265506.

The spelling of 426525907 in words is "four hundred twenty-six million, five hundred twenty-five thousand, nine hundred seven".