10422409 has 4 divisors (see below), whose sum is σ = 10599120. Its totient is φ = 10245700.

The previous prime is 10422403. The next prime is 10422413. The reversal of 10422409 is 90422401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 90422401 = 947 ⋅95483.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10422409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10422409.

It is not an unprimeable number, because it can be changed into a prime (10422403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88267 + ... + 88384.

It is an arithmetic number, because the mean of its divisors is an integer number (2649780).

Almost surely, 2^10422409 is an apocalyptic number.

It is an amenable number.

10422409 is a deficient number, since it is larger than the sum of its proper divisors (176711).

10422409 is an equidigital number, since it uses as much as digits as its factorization.

10422409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176710.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 10422409 is about 3228.3755977271. The cubic root of 10422409 is about 218.4352399338.

The spelling of 10422409 in words is "ten million, four hundred twenty-two thousand, four hundred nine".