7304826240 has 640 divisors, whose sum is σ = 27858362400. Its totient is φ = 1820786688.

The previous prime is 7304826227. The next prime is 7304826247. The reversal of 7304826240 is 426284037.

It is a tau number, because it is divible by the number of its divisors (640).

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

It is a junction number, because it is equal to n+sod(n) for n = 7304826195 and 7304826204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7304826247) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 64644424 + ... + 64644536.

Almost surely, 2^7304826240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7304826240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13929181200).

7304826240 is an abundant number, since it is smaller than the sum of its proper divisors (20553536160).

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

7304826240 is a wasteful number, since it uses less digits than its factorization.

7304826240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216 (or 195 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 7304826240 is about 85468.2762198934. The cubic root of 7304826240 is about 1940.3048233246.

The spelling of 7304826240 in words is "seven billion, three hundred four million, eight hundred twenty-six thousand, two hundred forty".