10406786 has 8 divisors (see below), whose sum is σ = 16811004. Its totient is φ = 4803120.

The previous prime is 10406779. The next prime is 10406797. The reversal of 10406786 is 68760401.

10406786 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8231161 + 2175625 = 2869^2 + 1475^2 .

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

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, 200105 + ... + 200156.

Almost surely, 2^10406786 is an apocalyptic number.

10406786 is a deficient number, since it is larger than the sum of its proper divisors (6404218).

10406786 is a wasteful number, since it uses less digits than its factorization.

10406786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400276.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 10406786 is about 3225.9550523837. The cubic root of 10406786 is about 218.3260418804.

The spelling of 10406786 in words is "ten million, four hundred six thousand, seven hundred eighty-six".