108609492 has 48 divisors (see below), whose sum is σ = 268015104. Its totient is φ = 34176000.

The previous prime is 108609439. The next prime is 108609497. The reversal of 108609492 is 294906801.

It is a self number, because there is not a number n which added to its sum of digits gives 108609492.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108609497) 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 15 ways as a sum of consecutive naturals, for example, 11692 + ... + 18812.

It is an arithmetic number, because the mean of its divisors is an integer number (5583648).

Almost surely, 2^108609492 is an apocalyptic number.

108609492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

108609492 is an abundant number, since it is smaller than the sum of its proper divisors (159405612).

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

108609492 is a wasteful number, since it uses less digits than its factorization.

108609492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7200 (or 7198 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 108609492 is about 10421.5877868970. The cubic root of 108609492 is about 477.1144766094.

The spelling of 108609492 in words is "one hundred eight million, six hundred nine thousand, four hundred ninety-two".