10002406 has 4 divisors (see below), whose sum is σ = 15003612. Its totient is φ = 5001202.

The previous prime is 10002403. The next prime is 10002407. The reversal of 10002406 is 60420001.

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

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500600 + ... + 2500603.

It is an arithmetic number, because the mean of its divisors is an integer number (3750903).

Almost surely, 2^10002406 is an apocalyptic number.

10002406 is a deficient number, since it is larger than the sum of its proper divisors (5001206).

10002406 is an equidigital number, since it uses as much as digits as its factorization.

10002406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5001205.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 10002406 is about 3162.6580592913. The cubic root of 10002406 is about 215.4607461838.

Adding to 10002406 its reverse (60420001), we get a palindrome (70422407).

The spelling of 10002406 in words is "ten million, two thousand, four hundred six".