10422139 has 16 divisors (see below), whose sum is σ = 13583808. Its totient is φ = 7759872.

The previous prime is 10422133. The next prime is 10422143. The reversal of 10422139 is 93122401.

It is a cyclic number.

It is not a de Polignac number, because 10422139 - 2²³ = 2033531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10422133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1822 + ... + 4915.

It is an arithmetic number, because the mean of its divisors is an integer number (848988).

Almost surely, 2^10422139 is an apocalyptic number.

10422139 is a deficient number, since it is larger than the sum of its proper divisors (3161669).

10422139 is a wasteful number, since it uses less digits than its factorization.

10422139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6774.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 10422139 is about 3228.3337807606. Note that the first 3 decimals coincide. The cubic root of 10422139 is about 218.4333536769.

The spelling of 10422139 in words is "ten million, four hundred twenty-two thousand, one hundred thirty-nine".