6009640 has 96 divisors (see below), whose sum is σ = 16865280. Its totient is φ = 1886976.

The previous prime is 6009631. The next prime is 6009677. The reversal of 6009640 is 469006.

6009640 = T₄₃₅ + T₄₃₆ + ... + T₄₉₀.

6009640 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×6009640² = 72231545859200, which contains 22 as substring.

6009640 is strictly pandigital in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47257 + ... + 47383.

It is an arithmetic number, because the mean of its divisors is an integer number (175680).

Almost surely, 2^6009640 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6009640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8432640).

6009640 is an abundant number, since it is smaller than the sum of its proper divisors (10855640).

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

6009640 is a wasteful number, since it uses less digits than its factorization.

6009640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 154 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 6009640 is about 2451.4567097952. The cubic root of 6009640 is about 181.8093241139.

The spelling of 6009640 in words is "six million, nine thousand, six hundred forty".