426855877 has 4 divisors (see below), whose sum is σ = 487835296. Its totient is φ = 365876460.

The previous prime is 426855853. The next prime is 426855889. The reversal of 426855877 is 778558624.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 426855877 - 2⁷ = 426855749 is a prime.

It is a super-3 number, since 3×426855877³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426805877) 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, 30489699 + ... + 30489712.

It is an arithmetic number, because the mean of its divisors is an integer number (121958824).

Almost surely, 2^426855877 is an apocalyptic number.

It is an amenable number.

426855877 is a deficient number, since it is larger than the sum of its proper divisors (60979419).

426855877 is an equidigital number, since it uses as much as digits as its factorization.

426855877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60979418.

The product of its digits is 3763200, while the sum is 52.

The square root of 426855877 is about 20660.4907250530. The cubic root of 426855877 is about 752.9400902468.

The spelling of 426855877 in words is "four hundred twenty-six million, eight hundred fifty-five thousand, eight hundred seventy-seven".