675973740 has 96 divisors (see below), whose sum is σ = 2081802240. Its totient is φ = 162844416.

The previous prime is 675973723. The next prime is 675973741. The reversal of 675973740 is 47379576.

It is a self number, because there is not a number n which added to its sum of digits gives 675973740.

It is not an unprimeable number, because it can be changed into a prime (675973741) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27441 + ... + 45879.

It is an arithmetic number, because the mean of its divisors is an integer number (21685440).

Almost surely, 2^675973740 is an apocalyptic number.

675973740 is a gapful number since it is divisible by the number (60) 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 675973740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1040901120).

675973740 is an abundant number, since it is smaller than the sum of its proper divisors (1405828500).

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

675973740 is a wasteful number, since it uses less digits than its factorization.

675973740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18511 (or 18509 counting only the distinct ones).

The product of its (nonzero) digits is 1111320, while the sum is 48.

The square root of 675973740 is about 25999.4949950956. The cubic root of 675973740 is about 877.6269310950.

The spelling of 675973740 in words is "six hundred seventy-five million, nine hundred seventy-three thousand, seven hundred forty".