428059059 has 4 divisors (see below), whose sum is σ = 570745416. Its totient is φ = 285372704.

The previous prime is 428059057. The next prime is 428059069. The reversal of 428059059 is 950950824.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 428059059 - 2¹ = 428059057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 428059059.

It is not an unprimeable number, because it can be changed into a prime (428059057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71343174 + ... + 71343179.

It is an arithmetic number, because the mean of its divisors is an integer number (142686354).

Almost surely, 2^428059059 is an apocalyptic number.

428059059 is a deficient number, since it is larger than the sum of its proper divisors (142686357).

428059059 is a wasteful number, since it uses less digits than its factorization.

428059059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142686356.

The product of its (nonzero) digits is 129600, while the sum is 42.

The square root of 428059059 is about 20689.5881785984. The cubic root of 428059059 is about 753.6468659718.

The spelling of 428059059 in words is "four hundred twenty-eight million, fifty-nine thousand, fifty-nine".