928454538 has 48 divisors (see below), whose sum is σ = 2088602208. Its totient is φ = 274797600.

The previous prime is 928454537. The next prime is 928454539. The reversal of 928454538 is 835454829.

It is an interprime number because it is at equal distance from previous prime (928454537) and next prime (928454539).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (928454537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16348 + ... + 46088.

It is an arithmetic number, because the mean of its divisors is an integer number (43512546).

Almost surely, 2^928454538 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 928454538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1044301104).

928454538 is an abundant number, since it is smaller than the sum of its proper divisors (1160147670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

928454538 is a wasteful number, since it uses less digits than its factorization.

928454538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29811 (or 29800 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 48.

The square root of 928454538 is about 30470.5519805599. The cubic root of 928454538 is about 975.5590177551.

The spelling of 928454538 in words is "nine hundred twenty-eight million, four hundred fifty-four thousand, five hundred thirty-eight".