7297528048 has 20 divisors (see below), whose sum is σ = 14140365048. Its totient is φ = 3648401600.

The previous prime is 7297528009. The next prime is 7297528057. The reversal of 7297528048 is 8408257927.

It is a happy number.

It is a super-2 number, since 2×7297528048² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7297527986 and 7297528004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226515 + ... + 256717.

Almost surely, 2^7297528048 is an apocalyptic number.

It is an amenable number.

7297528048 is a deficient number, since it is larger than the sum of its proper divisors (6842837000).

7297528048 is a wasteful number, since it uses less digits than its factorization.

7297528048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45312 (or 45306 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 52.

The square root of 7297528048 is about 85425.5702234407. The cubic root of 7297528048 is about 1939.6584271273.

The spelling of 7297528048 in words is "seven billion, two hundred ninety-seven million, five hundred twenty-eight thousand, forty-eight".