6148640 has 48 divisors (see below), whose sum is σ = 14732928. Its totient is φ = 2424576.

The previous prime is 6148631. The next prime is 6148643. The reversal of 6148640 is 468416.

It is not an unprimeable number, because it can be changed into a prime (6148643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13049 + ... + 13511.

It is an arithmetic number, because the mean of its divisors is an integer number (306936).

Almost surely, 2^6148640 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 6148640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7366464).

6148640 is an abundant number, since it is smaller than the sum of its proper divisors (8584288).

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

6148640 is a wasteful number, since it uses less digits than its factorization.

6148640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561 (or 553 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 6148640 is about 2479.6451359015. The cubic root of 6148640 is about 183.2003737526.

The spelling of 6148640 in words is "six million, one hundred forty-eight thousand, six hundred forty".