7281148922 has 16 divisors (see below), whose sum is σ = 10967164992. Its totient is φ = 3625443360.

The previous prime is 7281148907. The next prime is 7281148937. The reversal of 7281148922 is 2298411827.

It is an interprime number because it is at equal distance from previous prime (7281148907) and next prime (7281148937).

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, 1359053 + ... + 1364399.

It is an arithmetic number, because the mean of its divisors is an integer number (685447812).

Almost surely, 2^7281148922 is an apocalyptic number.

7281148922 is a deficient number, since it is larger than the sum of its proper divisors (3686016070).

7281148922 is a wasteful number, since it uses less digits than its factorization.

7281148922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8053.

The product of its digits is 129024, while the sum is 44.

The square root of 7281148922 is about 85329.6485519541. The cubic root of 7281148922 is about 1938.2061678517.

The spelling of 7281148922 in words is "seven billion, two hundred eighty-one million, one hundred forty-eight thousand, nine hundred twenty-two".