731144014 has 4 divisors (see below), whose sum is σ = 1096716024. Its totient is φ = 365572006.

The previous prime is 731144009. The next prime is 731144017. The reversal of 731144014 is 410441137.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 731144014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (731144017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182786002 + ... + 182786005.

It is an arithmetic number, because the mean of its divisors is an integer number (274179006).

Almost surely, 2^731144014 is an apocalyptic number.

731144014 is a deficient number, since it is larger than the sum of its proper divisors (365572010).

731144014 is a wasteful number, since it uses less digits than its factorization.

731144014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365572009.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 731144014 is about 27039.6748131334. The cubic root of 731144014 is about 900.8814467303.

The spelling of 731144014 in words is "seven hundred thirty-one million, one hundred forty-four thousand, fourteen".