10722687 has 8 divisors (see below), whose sum is σ = 14469504. Its totient is φ = 7062168.

The previous prime is 10722667. The next prime is 10722697. The reversal of 10722687 is 78622701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10722687 - 2¹⁶ = 10657151 is a prime.

It is a super-2 number, since 2×10722687² = 229952032999938, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10722667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21283 + ... + 21780.

It is an arithmetic number, because the mean of its divisors is an integer number (1808688).

Almost surely, 2^10722687 is an apocalyptic number.

10722687 is a deficient number, since it is larger than the sum of its proper divisors (3746817).

10722687 is an equidigital number, since it uses as much as digits as its factorization.

10722687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43149.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 10722687 is about 3274.5514196604. The cubic root of 10722687 is about 220.5131753071.

The spelling of 10722687 in words is "ten million, seven hundred twenty-two thousand, six hundred eighty-seven".