10402685 has 8 divisors (see below), whose sum is σ = 12501216. Its totient is φ = 8310160.

The previous prime is 10402673. The next prime is 10402687. The reversal of 10402685 is 58620401.

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

It is not a de Polignac number, because 10402685 - 2⁴ = 10402669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10402687) 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 7 ways as a sum of consecutive naturals, for example, 4502 + ... + 6408.

It is an arithmetic number, because the mean of its divisors is an integer number (1562652).

Almost surely, 2^10402685 is an apocalyptic number.

It is an amenable number.

10402685 is a deficient number, since it is larger than the sum of its proper divisors (2098531).

10402685 is a wasteful number, since it uses less digits than its factorization.

10402685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3003.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 10402685 is about 3225.3193640320. The cubic root of 10402685 is about 218.2973595465.

The spelling of 10402685 in words is "ten million, four hundred two thousand, six hundred eighty-five".