2673204840 has 96 divisors (see below), whose sum is σ = 8764933320. Its totient is φ = 706535424.

The previous prime is 2673204817. The next prime is 2673204841. The reversal of 2673204840 is 484023762.

It can be written as a sum of positive squares in 4 ways, for example, as 1866758436 + 806446404 = 43206^2 + 28398^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2673204795 and 2673204804.

It is not an unprimeable number, because it can be changed into a prime (2673204841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7824 + ... + 73536.

Almost surely, 2^2673204840 is an apocalyptic number.

2673204840 is a gapful number since it is divisible by the number (20) 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 2673204840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4382466660).

2673204840 is an abundant number, since it is smaller than the sum of its proper divisors (6091728480).

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

2673204840 is a wasteful number, since it uses less digits than its factorization.

2673204840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65843 (or 65836 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 2673204840 is about 51703.0447846159. The cubic root of 2673204840 is about 1387.8549527717.

The spelling of 2673204840 in words is "two billion, six hundred seventy-three million, two hundred four thousand, eight hundred forty".