161254326 has 32 divisors (see below), whose sum is σ = 337881600. Its totient is φ = 51236640.

The previous prime is 161254253. The next prime is 161254351. The reversal of 161254326 is 623452161.

It is a junction number, because it is equal to n+sod(n) for n = 161254293 and 161254302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7881 + ... + 19611.

It is an arithmetic number, because the mean of its divisors is an integer number (10558800).

Almost surely, 2^161254326 is an apocalyptic number.

161254326 is an abundant number, since it is smaller than the sum of its proper divisors (176627274).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

161254326 is a wasteful number, since it uses less digits than its factorization.

161254326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11844.

The product of its digits is 8640, while the sum is 30.

The square root of 161254326 is about 12698.5954341415. The cubic root of 161254326 is about 544.2984841024.

The spelling of 161254326 in words is "one hundred sixty-one million, two hundred fifty-four thousand, three hundred twenty-six".