7234721325 has 36 divisors (see below), whose sum is σ = 13954979220. Its totient is φ = 3561707520.

The previous prime is 7234721303. The next prime is 7234721359. The reversal of 7234721325 is 5231274327.

It can be written as a sum of positive squares in 6 ways, for example, as 701879049 + 6532842276 = 26493^2 + 80826^2 .

It is not a de Polignac number, because 7234721325 - 2⁶ = 7234721261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7234721325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1233780 + ... + 1239629.

Almost surely, 2^7234721325 is an apocalyptic number.

7234721325 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

7234721325 is a deficient number, since it is larger than the sum of its proper divisors (6720257895).

7234721325 is a wasteful number, since it uses less digits than its factorization.

7234721325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2473438 (or 2473430 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 7234721325 is about 85057.1650421057. The cubic root of 7234721325 is about 1934.0777810007.

The spelling of 7234721325 in words is "seven billion, two hundred thirty-four million, seven hundred twenty-one thousand, three hundred twenty-five".