10721336 has 16 divisors (see below), whose sum is σ = 20593440. Its totient is φ = 5229760.

The previous prime is 10721323. The next prime is 10721341. The reversal of 10721336 is 63312701.

It is a happy number.

It is a super-2 number, since 2×10721336² = 229894091249792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16016 + ... + 16671.

It is an arithmetic number, because the mean of its divisors is an integer number (1287090).

Almost surely, 2^10721336 is an apocalyptic number.

It is an amenable number.

10721336 is a deficient number, since it is larger than the sum of its proper divisors (9872104).

10721336 is a wasteful number, since it uses less digits than its factorization.

10721336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32734 (or 32730 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 10721336 is about 3274.3451253648. The cubic root of 10721336 is about 220.5039137662.

The spelling of 10721336 in words is "ten million, seven hundred twenty-one thousand, three hundred thirty-six".