426491155 has 16 divisors (see below), whose sum is σ = 542679264. Its totient is φ = 320657920.

The previous prime is 426491147. The next prime is 426491171. The reversal of 426491155 is 551194624.

It is not a de Polignac number, because 426491155 - 2³ = 426491147 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 62460 + ... + 68950.

It is an arithmetic number, because the mean of its divisors is an integer number (33917454).

Almost surely, 2^426491155 is an apocalyptic number.

426491155 is a deficient number, since it is larger than the sum of its proper divisors (116188109).

426491155 is a wasteful number, since it uses less digits than its factorization.

426491155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7286.

The product of its digits is 43200, while the sum is 37.

The square root of 426491155 is about 20651.6622817632. The cubic root of 426491155 is about 752.7255821962.

The spelling of 426491155 in words is "four hundred twenty-six million, four hundred ninety-one thousand, one hundred fifty-five".