7790328 has 192 divisors, whose sum is σ = 27518400. Its totient is φ = 1935360.

The previous prime is 7790327. The next prime is 7790329. The reversal of 7790328 is 8230977.

It is an interprime number because it is at equal distance from previous prime (7790327) and next prime (7790329).

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 = 7790292 and 7790301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7790327) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 189988 + ... + 190028.

It is an arithmetic number, because the mean of its divisors is an integer number (143325).

Almost surely, 2^7790328 is an apocalyptic number.

7790328 is a gapful number since it is divisible by the number (78) 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 7790328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13759200).

7790328 is an abundant number, since it is smaller than the sum of its proper divisors (19728072).

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

7790328 is a wasteful number, since it uses less digits than its factorization.

7790328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 7790328 is about 2791.1159058699. The cubic root of 7790328 is about 198.2372424070.

It can be divided in two parts, 7790 and 328, that added together give a palindrome (8118).

The spelling of 7790328 in words is "seven million, seven hundred ninety thousand, three hundred twenty-eight".