734636161 has 8 divisors (see below), whose sum is σ = 843804800. Its totient is φ = 626522688.

The previous prime is 734636153. The next prime is 734636167. The reversal of 734636161 is 161636437.

It is a happy number.

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 734636161 - 2³ = 734636153 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 734636161.

It is not an unprimeable number, because it can be changed into a prime (734636167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262296 + ... + 265081.

It is an arithmetic number, because the mean of its divisors is an integer number (105475600).

Almost surely, 2^734636161 is an apocalyptic number.

It is an amenable number.

734636161 is a deficient number, since it is larger than the sum of its proper divisors (109168639).

734636161 is a wasteful number, since it uses less digits than its factorization.

734636161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527583.

The product of its digits is 54432, while the sum is 37.

The square root of 734636161 is about 27104.1723909807. The cubic root of 734636161 is about 902.3134559696.

The spelling of 734636161 in words is "seven hundred thirty-four million, six hundred thirty-six thousand, one hundred sixty-one".