7170822740 has 48 divisors (see below), whose sum is σ = 15477676032. Its totient is φ = 2788649856.

The previous prime is 7170822733. The next prime is 7170822761. The reversal of 7170822740 is 472280717.

It is a happy number.

It is a super-2 number, since 2×7170822740² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7170822694 and 7170822703.

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, 1227707 + ... + 1233533.

It is an arithmetic number, because the mean of its divisors is an integer number (322451584).

Almost surely, 2^7170822740 is an apocalyptic number.

It is an amenable number.

7170822740 is an abundant number, since it is smaller than the sum of its proper divisors (8306853292).

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

7170822740 is a wasteful number, since it uses less digits than its factorization.

7170822740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7536 (or 7534 counting only the distinct ones).

The product of its (nonzero) digits is 43904, while the sum is 38.

The square root of 7170822740 is about 84680.7105544114. The cubic root of 7170822740 is about 1928.3668735478.

The spelling of 7170822740 in words is "seven billion, one hundred seventy million, eight hundred twenty-two thousand, seven hundred forty".