6140730 has 32 divisors (see below), whose sum is σ = 14883264. Its totient is φ = 1621376.

The previous prime is 6140711. The next prime is 6140753. The reversal of 6140730 is 370416.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 6140697 and 6140706.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2254 + ... + 4166.

It is an arithmetic number, because the mean of its divisors is an integer number (465102).

Almost surely, 2^6140730 is an apocalyptic number.

6140730 is an abundant number, since it is smaller than the sum of its proper divisors (8742534).

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

6140730 is a wasteful number, since it uses less digits than its factorization.

6140730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2030.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 6140730 is about 2478.0496363067. The cubic root of 6140730 is about 183.1217798515.

The spelling of 6140730 in words is "six million, one hundred forty thousand, seven hundred thirty".