720741268 has 24 divisors (see below), whose sum is σ = 1361941280. Its totient is φ = 331763040.

The previous prime is 720741221. The next prime is 720741277. The reversal of 720741268 is 862147027.

It is a congruent number.

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, 1423 + ... + 37993.

Almost surely, 2^720741268 is an apocalyptic number.

It is an amenable number.

720741268 is a deficient number, since it is larger than the sum of its proper divisors (641200012).

720741268 is a wasteful number, since it uses less digits than its factorization.

720741268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36967 (or 36965 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 720741268 is about 26846.6248902911. The cubic root of 720741268 is about 896.5884291790.

The spelling of 720741268 in words is "seven hundred twenty million, seven hundred forty-one thousand, two hundred sixty-eight".