10212406 has 4 divisors (see below), whose sum is σ = 15318612. Its totient is φ = 5106202.

The previous prime is 10212373. The next prime is 10212421. The reversal of 10212406 is 60421201.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 10212406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2553100 + ... + 2553103.

It is an arithmetic number, because the mean of its divisors is an integer number (3829653).

Almost surely, 2^10212406 is an apocalyptic number.

10212406 is a deficient number, since it is larger than the sum of its proper divisors (5106206).

10212406 is an equidigital number, since it uses as much as digits as its factorization.

10212406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5106205.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 10212406 is about 3195.6855289593. The cubic root of 10212406 is about 216.9581775036.

Adding to 10212406 its reverse (60421201), we get a palindrome (70633607).

The spelling of 10212406 in words is "ten million, two hundred twelve thousand, four hundred six".