10402923 has 8 divisors (see below), whose sum is σ = 14473728. Its totient is φ = 6633704.

The previous prime is 10402913. The next prime is 10402927. The reversal of 10402923 is 32920401.

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

It is a cyclic number.

It is not a de Polignac number, because 10402923 - 2⁴ = 10402907 is a prime.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 10402923.

It is not an unprimeable number, because it can be changed into a prime (10402927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75315 + ... + 75452.

It is an arithmetic number, because the mean of its divisors is an integer number (1809216).

Almost surely, 2^10402923 is an apocalyptic number.

10402923 is a deficient number, since it is larger than the sum of its proper divisors (4070805).

10402923 is a wasteful number, since it uses less digits than its factorization.

10402923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150793.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 10402923 is about 3225.3562593921. The cubic root of 10402923 is about 218.2990243210.

It can be divided in two parts, 10402 and 923, that added together give a triangular number (11325 = T₁₅₀).

The spelling of 10402923 in words is "ten million, four hundred two thousand, nine hundred twenty-three".