70328328 has 96 divisors (see below), whose sum is σ = 207388800. Its totient is φ = 19813248.

The previous prime is 70328327. The next prime is 70328341. The reversal of 70328328 is 82382307.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (70328327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 92526 + ... + 93282.

It is an arithmetic number, because the mean of its divisors is an integer number (2160300).

Almost surely, 2^70328328 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 70328328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103694400).

70328328 is an abundant number, since it is smaller than the sum of its proper divisors (137060472).

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

70328328 is a wasteful number, since it uses less digits than its factorization.

70328328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859 (or 848 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 70328328 is about 8386.1986620876. The cubic root of 70328328 is about 412.7718743983.

The spelling of 70328328 in words is "seventy million, three hundred twenty-eight thousand, three hundred twenty-eight".