340722516 has 48 divisors (see below), whose sum is σ = 839283200. Its totient is φ = 107285472.

The previous prime is 340722511. The next prime is 340722523. The reversal of 340722516 is 615227043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340722511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84441 + ... + 88383.

Almost surely, 2^340722516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340722516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (419641600).

340722516 is an abundant number, since it is smaller than the sum of its proper divisors (498560684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340722516 is a wasteful number, since it uses less digits than its factorization.

340722516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4348 (or 4346 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 340722516 is about 18458.6704830007. The cubic root of 340722516 is about 698.4472493682.

Adding to 340722516 its reverse (615227043), we get a palindrome (955949559).

The spelling of 340722516 in words is "three hundred forty million, seven hundred twenty-two thousand, five hundred sixteen".