10402806 has 8 divisors (see below), whose sum is σ = 20805624. Its totient is φ = 3467600.

The previous prime is 10402801. The next prime is 10402811. The reversal of 10402806 is 60820401.

It is an interprime number because it is at equal distance from previous prime (10402801) and next prime (10402811).

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

10402806 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10402801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 866895 + ... + 866906.

It is an arithmetic number, because the mean of its divisors is an integer number (2600703).

Almost surely, 2^10402806 is an apocalyptic number.

10402806 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10402806 is a wasteful number, since it uses less digits than its factorization.

10402806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1733806.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 10402806 is about 3225.3381218099. The cubic root of 10402806 is about 218.2982059266.

The spelling of 10402806 in words is "ten million, four hundred two thousand, eight hundred six".