169142326 has 16 divisors (see below), whose sum is σ = 263334240. Its totient is φ = 81383680.

The previous prime is 169142317. The next prime is 169142327. The reversal of 169142326 is 623241961.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 169142291 and 169142300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (169142327) 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, 13350 + ... + 22726.

It is an arithmetic number, because the mean of its divisors is an integer number (16458390).

Almost surely, 2^169142326 is an apocalyptic number.

169142326 is a deficient number, since it is larger than the sum of its proper divisors (94191914).

169142326 is a wasteful number, since it uses less digits than its factorization.

169142326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9719.

The product of its digits is 15552, while the sum is 34.

The square root of 169142326 is about 13005.4729248882. The cubic root of 169142326 is about 553.0326426323.

The spelling of 169142326 in words is "one hundred sixty-nine million, one hundred forty-two thousand, three hundred twenty-six".