426536471 has 4 divisors (see below), whose sum is σ = 440295744. Its totient is φ = 412777200.

The previous prime is 426536447. The next prime is 426536483. The reversal of 426536471 is 174635624.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426536471 is a prime.

It is a super-3 number, since 3×426536471³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426536441) 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, 6879590 + ... + 6879651.

It is an arithmetic number, because the mean of its divisors is an integer number (110073936).

Almost surely, 2^426536471 is an apocalyptic number.

426536471 is a deficient number, since it is larger than the sum of its proper divisors (13759273).

426536471 is a wasteful number, since it uses less digits than its factorization.

426536471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13759272.

The product of its digits is 120960, while the sum is 38.

The square root of 426536471 is about 20652.7594040119. The cubic root of 426536471 is about 752.7522410565.

The spelling of 426536471 in words is "four hundred twenty-six million, five hundred thirty-six thousand, four hundred seventy-one".