2616740 has 24 divisors (see below), whose sum is σ = 6280512. Its totient is φ = 897120.

The previous prime is 2616739. The next prime is 2616749. The reversal of 2616740 is 476162.

It is not an unprimeable number, because it can be changed into a prime (2616749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9206 + ... + 9485.

It is an arithmetic number, because the mean of its divisors is an integer number (261688).

2^2616740 is an apocalyptic number.

2616740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2616740 is an abundant number, since it is smaller than the sum of its proper divisors (3663772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2616740 is a wasteful number, since it uses less digits than its factorization.

2616740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18707 (or 18705 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 2616740 is about 1617.6340748142. The cubic root of 2616740 is about 137.8013665435.

The spelling of 2616740 in words is "two million, six hundred sixteen thousand, seven hundred forty".