2730984 has 64 divisors (see below), whose sum is σ = 7387200. Its totient is φ = 838656.

The previous prime is 2730983. The next prime is 2730989. The reversal of 2730984 is 4890372.

2730984 = 96² + 97² + ... + 208².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2730983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24112 + ... + 24224.

It is an arithmetic number, because the mean of its divisors is an integer number (115425).

2^2730984 is an apocalyptic number.

2730984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2730984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3693600).

2730984 is an abundant number, since it is smaller than the sum of its proper divisors (4656216).

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

2730984 is a wasteful number, since it uses less digits than its factorization.

2730984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 2730984 is about 1652.5689093045. The cubic root of 2730984 is about 139.7782885270.

The spelling of 2730984 in words is "two million, seven hundred thirty thousand, nine hundred eighty-four".