2616987 has 8 divisors (see below), whose sum is σ = 3516480. Its totient is φ = 1731080.

The previous prime is 2616959. The next prime is 2617001. The reversal of 2616987 is 7896162.

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

It is a cyclic number.

It is not a de Polignac number, because 2616987 - 2⁶ = 2616923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2616947) 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, 2937 + ... + 3722.

It is an arithmetic number, because the mean of its divisors is an integer number (439560).

2^2616987 is an apocalyptic number.

2616987 is a deficient number, since it is larger than the sum of its proper divisors (899493).

2616987 is a wasteful number, since it uses less digits than its factorization.

2616987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6793.

The product of its digits is 36288, while the sum is 39.

The square root of 2616987 is about 1617.7104190800. The cubic root of 2616987 is about 137.8057022012.

The spelling of 2616987 in words is "two million, six hundred sixteen thousand, nine hundred eighty-seven".