7958328 has 64 divisors (see below), whose sum is σ = 22978560. Its totient is φ = 2249856.

The previous prime is 7958317. The next prime is 7958371. The reversal of 7958328 is 8238597.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 7958328.

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, 21150 + ... + 21522.

It is an arithmetic number, because the mean of its divisors is an integer number (359040).

Almost surely, 2^7958328 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 7958328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11489280).

7958328 is an abundant number, since it is smaller than the sum of its proper divisors (15020232).

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

7958328 is a wasteful number, since it uses less digits than its factorization.

7958328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516 (or 512 counting only the distinct ones).

The product of its digits is 120960, while the sum is 42.

The square root of 7958328 is about 2821.0508680277. The cubic root of 7958328 is about 199.6521286116.

The spelling of 7958328 in words is "seven million, nine hundred fifty-eight thousand, three hundred twenty-eight".