340611216 has 40 divisors (see below), whose sum is σ = 959905824. Its totient is φ = 103215360.

The previous prime is 340611199. The next prime is 340611217. The reversal of 340611216 is 612116043.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (340611217) 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, 322021 + ... + 323076.

Almost surely, 2^340611216 is an apocalyptic number.

It is an amenable number.

340611216 is an abundant number, since it is smaller than the sum of its proper divisors (619294608).

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

340611216 is a wasteful number, since it uses less digits than its factorization.

340611216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645119 (or 645113 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 340611216 is about 18455.6553934018. The cubic root of 340611216 is about 698.3711897779.

Adding to 340611216 its reverse (612116043), we get a palindrome (952727259).

The spelling of 340611216 in words is "three hundred forty million, six hundred eleven thousand, two hundred sixteen".