39489000 has 64 divisors (see below), whose sum is σ = 123215040. Its totient is φ = 10529600.

The previous prime is 39488983. The next prime is 39489013. The reversal of 39489000 is 98493.

39489000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×39489000² = 3118762242000000, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3582 + ... + 9581.

It is an arithmetic number, because the mean of its divisors is an integer number (1925235).

Almost surely, 2^39489000 is an apocalyptic number.

39489000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

39489000 is an abundant number, since it is smaller than the sum of its proper divisors (83726040).

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

39489000 is a wasteful number, since it uses less digits than its factorization.

39489000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13187 (or 13173 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 39489000 is about 6284.0273710416. The cubic root of 39489000 is about 340.5326138922.

The spelling of 39489000 in words is "thirty-nine million, four hundred eighty-nine thousand".