10406386 has 8 divisors (see below), whose sum is σ = 15624684. Its totient is φ = 5198160.

The previous prime is 10406381. The next prime is 10406393. The reversal of 10406386 is 68360401.

It can be written as a sum of positive squares in 2 ways, for example, as 7667361 + 2739025 = 2769^2 + 1655^2 .

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

It is not an unprimeable number, because it can be changed into a prime (10406381) 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, 1116 + ... + 4696.

Almost surely, 2^10406386 is an apocalyptic number.

10406386 is a deficient number, since it is larger than the sum of its proper divisors (5218298).

10406386 is a wasteful number, since it uses less digits than its factorization.

10406386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5036.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 10406386 is about 3225.8930546439. The cubic root of 10406386 is about 218.3232446180.

Adding to 10406386 its reverse (68360401), we get a palindrome (78766787).

The spelling of 10406386 in words is "ten million, four hundred six thousand, three hundred eighty-six".