2616081 has 8 divisors (see below), whose sum is σ = 3756480. Its totient is φ = 1609872.

The previous prime is 2616071. The next prime is 2616139. The reversal of 2616081 is 1806162.

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

It is not a de Polignac number, because 2616081 - 2⁶ = 2616017 is a prime.

It is a super-2 number, since 2×2616081² = 13687759597122, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2616041) 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, 33501 + ... + 33578.

It is an arithmetic number, because the mean of its divisors is an integer number (469560).

2^2616081 is an apocalyptic number.

It is an amenable number.

2616081 is a deficient number, since it is larger than the sum of its proper divisors (1140399).

2616081 is a wasteful number, since it uses less digits than its factorization.

2616081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67095.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 2616081 is about 1617.4303694441. The cubic root of 2616081 is about 137.7897976034.

The spelling of 2616081 in words is "two million, six hundred sixteen thousand, eighty-one".