426570155 has 8 divisors (see below), whose sum is σ = 558419184. Its totient is φ = 310232800.

The previous prime is 426570127. The next prime is 426570161. The reversal of 426570155 is 551075624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 426570155 - 2²² = 422375851 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 7 ways as a sum of consecutive naturals, for example, 3877856 + ... + 3877965.

It is an arithmetic number, because the mean of its divisors is an integer number (69802398).

Almost surely, 2^426570155 is an apocalyptic number.

426570155 is a deficient number, since it is larger than the sum of its proper divisors (131849029).

426570155 is a wasteful number, since it uses less digits than its factorization.

426570155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7755837.

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 426570155 is about 20653.5748721620. The cubic root of 426570155 is about 752.7720557271.

The spelling of 426570155 in words is "four hundred twenty-six million, five hundred seventy thousand, one hundred fifty-five".