489123635 has 96 divisors (see below), whose sum is σ = 838397952. Its totient is φ = 268773120.

The previous prime is 489123577. The next prime is 489123637. The reversal of 489123635 is 536321984.

It is not a de Polignac number, because 489123635 - 2¹⁰ = 489122611 is a prime.

It is a super-2 number, since 2×489123635² = 478483860631226450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 489123592 and 489123601.

It is not an unprimeable number, because it can be changed into a prime (489123637) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 805502 + ... + 806108.

It is an arithmetic number, because the mean of its divisors is an integer number (8733312).

Almost surely, 2^489123635 is an apocalyptic number.

489123635 is a deficient number, since it is larger than the sum of its proper divisors (349274317).

489123635 is a wasteful number, since it uses less digits than its factorization.

489123635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673 (or 666 counting only the distinct ones).

The product of its digits is 155520, while the sum is 41.

The square root of 489123635 is about 22116.1396948021. The cubic root of 489123635 is about 787.9032338209.

The spelling of 489123635 in words is "four hundred eighty-nine million, one hundred twenty-three thousand, six hundred thirty-five".