426215343 has 16 divisors (see below), whose sum is σ = 577172736. Its totient is φ = 279713280.

The previous prime is 426215333. The next prime is 426215359. The reversal of 426215343 is 343512624.

It is not a de Polignac number, because 426215343 - 2⁴ = 426215327 is a prime.

It is a super-4 number, since 4×426215343⁴ (a number of 36 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 426215343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426215333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200655 + ... + 202767.

It is an arithmetic number, because the mean of its divisors is an integer number (36073296).

Almost surely, 2^426215343 is an apocalyptic number.

426215343 is a deficient number, since it is larger than the sum of its proper divisors (150957393).

426215343 is a wasteful number, since it uses less digits than its factorization.

426215343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3134.

The product of its digits is 17280, while the sum is 30.

The square root of 426215343 is about 20644.9834826769. The cubic root of 426215343 is about 752.5632845604.

Adding to 426215343 its reverse (343512624), we get a palindrome (769727967).

The spelling of 426215343 in words is "four hundred twenty-six million, two hundred fifteen thousand, three hundred forty-three".