7047393936 has 160 divisors (see below), whose sum is σ = 21440056320. Its totient is φ = 1972185600.

The previous prime is 7047393931. The next prime is 7047393943. The reversal of 7047393936 is 6393937407.

It is a super-2 number, since 2×7047393936² = 99331522578339144192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7047393931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 342171 + ... + 362181.

It is an arithmetic number, because the mean of its divisors is an integer number (134000352).

Almost surely, 2^7047393936 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 7047393936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10720028160).

7047393936 is an abundant number, since it is smaller than the sum of its proper divisors (14392662384).

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

7047393936 is a wasteful number, since it uses less digits than its factorization.

7047393936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20085 (or 20079 counting only the distinct ones).

The product of its (nonzero) digits is 2571912, while the sum is 51.

The square root of 7047393936 is about 83948.7577990288. The cubic root of 7047393936 is about 1917.2386825249.

The spelling of 7047393936 in words is "seven billion, forty-seven million, three hundred ninety-three thousand, nine hundred thirty-six".