426020155 has 16 divisors (see below), whose sum is σ = 558100224. Its totient is φ = 309610080.

The previous prime is 426020143. The next prime is 426020167. The reversal of 426020155 is 551020624.

It is an interprime number because it is at equal distance from previous prime (426020143) and next prime (426020167).

It is not a de Polignac number, because 426020155 - 2⁵ = 426020123 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146122 + ... + 149008.

It is an arithmetic number, because the mean of its divisors is an integer number (34881264).

Almost surely, 2^426020155 is an apocalyptic number.

426020155 is a deficient number, since it is larger than the sum of its proper divisors (132080069).

426020155 is a wasteful number, since it uses less digits than its factorization.

426020155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5586.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 426020155 is about 20640.2556912457. The cubic root of 426020155 is about 752.4483866543.

Adding to 426020155 its reverse (551020624), we get a palindrome (977040779).

The spelling of 426020155 in words is "four hundred twenty-six million, twenty thousand, one hundred fifty-five".