731836061 has 8 divisors (see below), whose sum is σ = 819944544. Its totient is φ = 647323920.

The previous prime is 731836051. The next prime is 731836067. The reversal of 731836061 is 160638137.

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 731836061 - 2¹⁸ = 731573917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (731836067) 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, 898655 + ... + 899468.

It is an arithmetic number, because the mean of its divisors is an integer number (102493068).

Almost surely, 2^731836061 is an apocalyptic number.

It is an amenable number.

731836061 is a deficient number, since it is larger than the sum of its proper divisors (88108483).

731836061 is a wasteful number, since it uses less digits than its factorization.

731836061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798171.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 731836061 is about 27052.4686673878. The cubic root of 731836061 is about 901.1655930769.

The spelling of 731836061 in words is "seven hundred thirty-one million, eight hundred thirty-six thousand, sixty-one".