165346226 has 8 divisors (see below), whose sum is σ = 256571820. Its totient is φ = 79822288.

The previous prime is 165346213. The next prime is 165346231. The reversal of 165346226 is 622643561.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 165148201 + 198025 = 12851^2 + 445^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1425341 + ... + 1425456.

Almost surely, 2^165346226 is an apocalyptic number.

165346226 is a deficient number, since it is larger than the sum of its proper divisors (91225594).

165346226 is a wasteful number, since it uses less digits than its factorization.

165346226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2850828.

The product of its digits is 51840, while the sum is 35.

The square root of 165346226 is about 12858.7023451047. The cubic root of 165346226 is about 548.8640200802.

Adding to 165346226 its reverse (622643561), we get a palindrome (787989787).

The spelling of 165346226 in words is "one hundred sixty-five million, three hundred forty-six thousand, two hundred twenty-six".