2015461 has 8 divisors (see below), whose sum is σ = 2312000. Its totient is φ = 1721088.

The previous prime is 2015443. The next prime is 2015473. The reversal of 2015461 is 1645102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2015461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2015411) by changing a digit.

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, 3205 + ... + 3781.

It is an arithmetic number, because the mean of its divisors is an integer number (289000).

2^2015461 is an apocalyptic number.

It is an amenable number.

2015461 is a deficient number, since it is larger than the sum of its proper divisors (296539).

2015461 is an equidigital number, since it uses as much as digits as its factorization.

2015461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2015461 is about 1419.6693276957. The cubic root of 2015461 is about 126.3159326235.

The spelling of 2015461 in words is "two million, fifteen thousand, four hundred sixty-one".