6015561 has 8 divisors (see below), whose sum is σ = 8216544. Its totient is φ = 3912480.

The previous prime is 6015551. The next prime is 6015563. The reversal of 6015561 is 1655106.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6015561 - 2¹³ = 6007369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6015563) 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, 24331 + ... + 24576.

It is an arithmetic number, because the mean of its divisors is an integer number (1027068).

Almost surely, 2^6015561 is an apocalyptic number.

It is an amenable number.

6015561 is a deficient number, since it is larger than the sum of its proper divisors (2200983).

6015561 is a wasteful number, since it uses less digits than its factorization.

6015561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48951.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 6015561 is about 2452.6640617908. The cubic root of 6015561 is about 181.8690137494.

The spelling of 6015561 in words is "six million, fifteen thousand, five hundred sixty-one".