928649485 has 16 divisors (see below), whose sum is σ = 1151834112. Its totient is φ = 718012800.

The previous prime is 928649483. The next prime is 928649489. The reversal of 928649485 is 584946829.

It is not a de Polignac number, because 928649485 - 2¹ = 928649483 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (928649483) 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, 129340 + ... + 136330.

It is an arithmetic number, because the mean of its divisors is an integer number (71989632).

Almost surely, 2^928649485 is an apocalyptic number.

It is an amenable number.

928649485 is a deficient number, since it is larger than the sum of its proper divisors (223184627).

928649485 is a wasteful number, since it uses less digits than its factorization.

928649485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7884.

The product of its digits is 4976640, while the sum is 55.

The square root of 928649485 is about 30473.7507537225. The cubic root of 928649485 is about 975.6272921425.

The spelling of 928649485 in words is "nine hundred twenty-eight million, six hundred forty-nine thousand, four hundred eighty-five".