428889362 has 16 divisors (see below), whose sum is σ = 743103072. Its totient is φ = 183481920.

The previous prime is 428889347. The next prime is 428889367. The reversal of 428889362 is 263988824.

It is a self number, because there is not a number n which added to its sum of digits gives 428889362.

It is not an unprimeable number, because it can be changed into a prime (428889367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 573008 + ... + 573755.

It is an arithmetic number, because the mean of its divisors is an integer number (46443942).

Almost surely, 2^428889362 is an apocalyptic number.

428889362 is a deficient number, since it is larger than the sum of its proper divisors (314213710).

428889362 is a wasteful number, since it uses less digits than its factorization.

428889362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146793.

The product of its digits is 1327104, while the sum is 50.

The square root of 428889362 is about 20709.6441784981. The cubic root of 428889362 is about 754.1338323417.

The spelling of 428889362 in words is "four hundred twenty-eight million, eight hundred eighty-nine thousand, three hundred sixty-two".