426705479 has 4 divisors (see below), whose sum is σ = 427691376. Its totient is φ = 425719584.

The previous prime is 426705473. The next prime is 426705529. The reversal of 426705479 is 974507624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 426705479 - 2¹² = 426701383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426705473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492299 + ... + 493164.

It is an arithmetic number, because the mean of its divisors is an integer number (106922844).

Almost surely, 2^426705479 is an apocalyptic number.

426705479 is a deficient number, since it is larger than the sum of its proper divisors (985897).

426705479 is an equidigital number, since it uses as much as digits as its factorization.

426705479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985896.

The product of its (nonzero) digits is 423360, while the sum is 44.

The square root of 426705479 is about 20656.8506554121. The cubic root of 426705479 is about 752.8516497902.

The spelling of 426705479 in words is "four hundred twenty-six million, seven hundred five thousand, four hundred seventy-nine".