7304407272 has 192 divisors, whose sum is σ = 22129848000. Its totient is φ = 2163013632.

The previous prime is 7304407261. The next prime is 7304407273. The reversal of 7304407272 is 2727044037.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (7304407273) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10302054 + ... + 10302762.

It is an arithmetic number, because the mean of its divisors is an integer number (115259625).

Almost surely, 2^7304407272 is an apocalyptic number.

7304407272 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7304407272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11064924000).

7304407272 is an abundant number, since it is smaller than the sum of its proper divisors (14825440728).

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

7304407272 is a wasteful number, since it uses less digits than its factorization.

7304407272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200 (or 1193 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 36.

The square root of 7304407272 is about 85465.8251700643. The cubic root of 7304407272 is about 1940.2677272483.

The spelling of 7304407272 in words is "seven billion, three hundred four million, four hundred seven thousand, two hundred seventy-two".