731116342 has 16 divisors (see below), whose sum is σ = 1197402192. Its totient is φ = 332039520.

The previous prime is 731116339. The next prime is 731116357. The reversal of 731116342 is 243611137.

It is a super-2 number, since 2×731116342² = 1069062211078921928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 731116342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12988 + ... + 40384.

It is an arithmetic number, because the mean of its divisors is an integer number (74837637).

Almost surely, 2^731116342 is an apocalyptic number.

731116342 is a deficient number, since it is larger than the sum of its proper divisors (466285850).

731116342 is a wasteful number, since it uses less digits than its factorization.

731116342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28623.

The product of its digits is 3024, while the sum is 28.

The square root of 731116342 is about 27039.1631157475. The cubic root of 731116342 is about 900.8700812057.

Adding to 731116342 its reverse (243611137), we get a palindrome (974727479).

It can be divided in two parts, 7311 and 16342, that added together give a triangular number (23653 = T₂₁₇).

The spelling of 731116342 in words is "seven hundred thirty-one million, one hundred sixteen thousand, three hundred forty-two".