340316356 has 6 divisors (see below), whose sum is σ = 595553630. Its totient is φ = 170158176.

The previous prime is 340316293. The next prime is 340316393. The reversal of 340316356 is 653613043.

It can be written as a sum of positive squares in only one way, i.e., 323424256 + 16892100 = 17984^2 + 4110^2 .

It is a super-2 number, since 2×340316356² = 231630444322237472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42539541 + ... + 42539548.

Almost surely, 2^340316356 is an apocalyptic number.

It is an amenable number.

340316356 is a deficient number, since it is larger than the sum of its proper divisors (255237274).

340316356 is a wasteful number, since it uses less digits than its factorization.

340316356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85079093 (or 85079091 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 340316356 is about 18447.6653265393. The cubic root of 340316356 is about 698.1696098253.

Adding to 340316356 its reverse (653613043), we get a palindrome (993929399).

The spelling of 340316356 in words is "three hundred forty million, three hundred sixteen thousand, three hundred fifty-six".