9201322740 has 24 divisors (see below), whose sum is σ = 25763703840. Its totient is φ = 2453686048.

The previous prime is 9201322729. The next prime is 9201322769. The reversal of 9201322740 is 472231029.

It is a super-2 number, since 2×9201322740² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 9201322698 and 9201322707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76677630 + ... + 76677749.

It is an arithmetic number, because the mean of its divisors is an integer number (1073487660).

Almost surely, 2^9201322740 is an apocalyptic number.

It is an amenable number.

9201322740 is an abundant number, since it is smaller than the sum of its proper divisors (16562381100).

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

9201322740 is a wasteful number, since it uses less digits than its factorization.

9201322740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153355391 (or 153355389 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 9201322740 is about 95923.5254773301. The cubic root of 9201322740 is about 2095.4795233338.

Adding to 9201322740 its reverse (472231029), we get a palindrome (9673553769).

The spelling of 9201322740 in words is "nine billion, two hundred one million, three hundred twenty-two thousand, seven hundred forty".