340102816 has 96 divisors (see below), whose sum is σ = 742733712. Its totient is φ = 152616960.

The previous prime is 340102769. The next prime is 340102823. The reversal of 340102816 is 618201043.

It can be written as a sum of positive squares in 8 ways, for example, as 134467216 + 205635600 = 11596^2 + 14340^2 .

It is a super-2 number, since 2×340102816² = 231339850902259712, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1227670 + ... + 1227946.

Almost surely, 2^340102816 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 340102816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371366856).

340102816 is an abundant number, since it is smaller than the sum of its proper divisors (402630896).

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

340102816 is a wasteful number, since it uses less digits than its factorization.

340102816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402 (or 394 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 340102816 is about 18441.8766940895. The cubic root of 340102816 is about 698.0235512835.

Adding to 340102816 its reverse (618201043), we get a palindrome (958303859).

The spelling of 340102816 in words is "three hundred forty million, one hundred two thousand, eight hundred sixteen".