426069747 has 8 divisors (see below), whose sum is σ = 631214480. Its totient is φ = 284046480.

The previous prime is 426069719. The next prime is 426069823. The reversal of 426069747 is 747960624.

It is not a de Polignac number, because 426069747 - 2⁷ = 426069619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426069047) 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 in 7 ways as a sum of consecutive naturals, for example, 7890154 + ... + 7890207.

It is an arithmetic number, because the mean of its divisors is an integer number (78901810).

Almost surely, 2^426069747 is an apocalyptic number.

426069747 is a deficient number, since it is larger than the sum of its proper divisors (205144733).

426069747 is a wasteful number, since it uses less digits than its factorization.

426069747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15780370 (or 15780364 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The square root of 426069747 is about 20641.4569979931. The cubic root of 426069747 is about 752.4775824346.

The spelling of 426069747 in words is "four hundred twenty-six million, sixty-nine thousand, seven hundred forty-seven".