6139900 has 36 divisors (see below), whose sum is σ = 14351512. Its totient is φ = 2266560.

The previous prime is 6139897. The next prime is 6139901. The reversal of 6139900 is 99316.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6139901) 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 11 ways as a sum of consecutive naturals, for example, 1062 + ... + 3661.

Almost surely, 2^6139900 is an apocalyptic number.

It is an amenable number.

6139900 is an abundant number, since it is smaller than the sum of its proper divisors (8211612).

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

6139900 is a wasteful number, since it uses less digits than its factorization.

6139900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4750 (or 4743 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 28.

The square root of 6139900 is about 2477.8821602328. The cubic root of 6139900 is about 183.1135290450.

The spelling of 6139900 in words is "six million, one hundred thirty-nine thousand, nine hundred".