426315897 has 24 divisors (see below), whose sum is σ = 718738176. Its totient is φ = 238424256.

The previous prime is 426315893. The next prime is 426315907. The reversal of 426315897 is 798513624.

426315897 is a `hidden beast` number, since 4 + 2 + 63 + 1 + 589 + 7 = 666.

It is not a de Polignac number, because 426315897 - 2² = 426315893 is a prime.

It is not an unprimeable number, because it can be changed into a prime (426315893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69028 + ... + 74949.

It is an arithmetic number, because the mean of its divisors is an integer number (29947424).

Almost surely, 2^426315897 is an apocalyptic number.

426315897 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

426315897 is a deficient number, since it is larger than the sum of its proper divisors (292422279).

426315897 is a wasteful number, since it uses less digits than its factorization.

426315897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144037 (or 144034 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 426315897 is about 20647.4186522190. The cubic root of 426315897 is about 752.6224622347.

The spelling of 426315897 in words is "four hundred twenty-six million, three hundred fifteen thousand, eight hundred ninety-seven".