2982540 has 48 divisors (see below), whose sum is σ = 9112320. Its totient is φ = 722880.

The previous prime is 2982527. The next prime is 2982557. The reversal of 2982540 is 452892.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2982498 and 2982507.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1600 + ... + 2919.

It is an arithmetic number, because the mean of its divisors is an integer number (189840).

2^2982540 is an apocalyptic number.

2982540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2982540 is an abundant number, since it is smaller than the sum of its proper divisors (6129780).

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

2982540 is a wasteful number, since it uses less digits than its factorization.

2982540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4542 (or 4540 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 2982540 is about 1727.0031847104. The cubic root of 2982540 is about 143.9446160471.

The spelling of 2982540 in words is "two million, nine hundred eighty-two thousand, five hundred forty".