428576343 has 32 divisors (see below), whose sum is σ = 629207040. Its totient is φ = 257886720.

The previous prime is 428576327. The next prime is 428576347. The reversal of 428576343 is 343675824.

It is not a de Polignac number, because 428576343 - 2⁴ = 428576327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 428576295 and 428576304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428576347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 347538 + ... + 348768.

It is an arithmetic number, because the mean of its divisors is an integer number (19662720).

Almost surely, 2^428576343 is an apocalyptic number.

428576343 is a deficient number, since it is larger than the sum of its proper divisors (200630697).

428576343 is a wasteful number, since it uses less digits than its factorization.

428576343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1439.

The product of its digits is 483840, while the sum is 42.

The square root of 428576343 is about 20702.0854746569. The cubic root of 428576343 is about 753.9503229566.

The spelling of 428576343 in words is "four hundred twenty-eight million, five hundred seventy-six thousand, three hundred forty-three".