6115730 has 16 divisors (see below), whose sum is σ = 11306520. Its totient is φ = 2380032.

The previous prime is 6115717. The next prime is 6115741. The reversal of 6115730 is 375116.

It is a Cunningham number, because it is equal to 2473²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 6115729 + 1 = 2473^2 + 1^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6115696 and 6115705.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7895 + ... + 8634.

Almost surely, 2^6115730 is an apocalyptic number.

6115730 is a deficient number, since it is larger than the sum of its proper divisors (5190790).

6115730 is a wasteful number, since it uses less digits than its factorization.

6115730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16573.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 6115730 is about 2473.0002021836. Note that the first 3 decimals coincide. The cubic root of 6115730 is about 182.8729347759.

The spelling of 6115730 in words is "six million, one hundred fifteen thousand, seven hundred thirty".