7321470340 has 24 divisors (see below), whose sum is σ = 15406679232. Its totient is φ = 2922570720.

The previous prime is 7321470311. The next prime is 7321470391. The reversal of 7321470340 is 430741237.

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, 366106 + ... + 385585.

It is an arithmetic number, because the mean of its divisors is an integer number (641944968).

Almost surely, 2^7321470340 is an apocalyptic number.

It is an amenable number.

7321470340 is an abundant number, since it is smaller than the sum of its proper divisors (8085208892).

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

7321470340 is a wasteful number, since it uses less digits than its factorization.

7321470340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752187 (or 752185 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 31.

The square root of 7321470340 is about 85565.5908645526. The cubic root of 7321470340 is about 1941.7773717285. Note that the first 3 decimals are identical.

The spelling of 7321470340 in words is "seven billion, three hundred twenty-one million, four hundred seventy thousand, three hundred forty".