484615989 has 24 divisors (see below), whose sum is σ = 822380832. Its totient is φ = 271113120.

The previous prime is 484615987. The next prime is 484615993. The reversal of 484615989 is 989516484.

484615989 is a `hidden beast` number, since 4 + 8 + 46 + 1 + 598 + 9 = 666.

It is not a de Polignac number, because 484615989 - 2¹ = 484615987 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (484615987) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 186987 + ... + 189560.

It is an arithmetic number, because the mean of its divisors is an integer number (34265868).

Almost surely, 2^484615989 is an apocalyptic number.

It is an amenable number.

484615989 is a deficient number, since it is larger than the sum of its proper divisors (337764843).

484615989 is a wasteful number, since it uses less digits than its factorization.

484615989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376577 (or 376574 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 54.

The square root of 484615989 is about 22013.9952984459. The cubic root of 484615989 is about 785.4753846321.

The spelling of 484615989 in words is "four hundred eighty-four million, six hundred fifteen thousand, nine hundred eighty-nine".