426512747 has 2 divisors, whose sum is σ = 426512748. Its totient is φ = 426512746.

The previous prime is 426512731. The next prime is 426512753. The reversal of 426512747 is 747215624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 426512747 - 2⁴ = 426512731 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 426512747.

It is not a weakly prime, because it can be changed into another prime (426512707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213256373 + 213256374.

It is an arithmetic number, because the mean of its divisors is an integer number (213256374).

Almost surely, 2^426512747 is an apocalyptic number.

426512747 is a deficient number, since it is larger than the sum of its proper divisors (1).

426512747 is an equidigital number, since it uses as much as digits as its factorization.

426512747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94080, while the sum is 38.

The square root of 426512747 is about 20652.1850417819. The cubic root of 426512747 is about 752.7382847468.

The spelling of 426512747 in words is "four hundred twenty-six million, five hundred twelve thousand, seven hundred forty-seven".