734161 has 8 divisors (see below), whose sum is σ = 759240. Its totient is φ = 709632.

The previous prime is 734159. The next prime is 734171. The reversal of 734161 is 161437.

734161 = T₁₈ + T₁₉ + ... + T₁₆₃.

It can be written as a sum of positive squares in 4 ways, for example, as 3136 + 731025 = 56^2 + 855^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 734161 - 2¹ = 734159 is a prime.

It is a Duffinian number.

734161 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (734131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6441 + ... + 6553.

It is an arithmetic number, because the mean of its divisors is an integer number (94905).

2⁷³⁴¹⁶¹ is an apocalyptic number.

It is an amenable number.

734161 is a deficient number, since it is larger than the sum of its proper divisors (25079).

734161 is a wasteful number, since it uses less digits than its factorization.

734161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275.

The product of its digits is 504, while the sum is 22.

The square root of 734161 is about 856.8319555199. The cubic root of 734161 is about 90.2118875914.

Adding to 734161 its reverse (161437), we get a palindrome (895598).

The spelling of 734161 in words is "seven hundred thirty-four thousand, one hundred sixty-one".