720397348 has 12 divisors (see below), whose sum is σ = 1375304112. Its totient is φ = 327453320.

The previous prime is 720397343. The next prime is 720397351. The reversal of 720397348 is 843793027.

It is not an unprimeable number, because it can be changed into a prime (720397343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8186290 + ... + 8186377.

It is an arithmetic number, because the mean of its divisors is an integer number (114608676).

Almost surely, 2^720397348 is an apocalyptic number.

It is an amenable number.

720397348 is a deficient number, since it is larger than the sum of its proper divisors (654906764).

720397348 is a wasteful number, since it uses less digits than its factorization.

720397348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16372682 (or 16372680 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 43.

The square root of 720397348 is about 26840.2188515668. The cubic root of 720397348 is about 896.4457965100.

The spelling of 720397348 in words is "seven hundred twenty million, three hundred ninety-seven thousand, three hundred forty-eight".