7083840 has 112 divisors (see below), whose sum is σ = 23116032. Its totient is φ = 1837056.

The previous prime is 7083823. The next prime is 7083871. The reversal of 7083840 is 483807.

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 = 7083798 and 7083807.

It is a congruent number.

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, 45042 + ... + 45198.

Almost surely, 2^7083840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7083840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11558016).

7083840 is an abundant number, since it is smaller than the sum of its proper divisors (16032192).

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

7083840 is a wasteful number, since it uses less digits than its factorization.

7083840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224 (or 214 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 7083840 is about 2661.5484215020. The cubic root of 7083840 is about 192.0538043654.

The spelling of 7083840 in words is "seven million, eighty-three thousand, eight hundred forty".