340157968 has 10 divisors (see below), whose sum is σ = 659056094. Its totient is φ = 170078976.

The previous prime is 340157959. The next prime is 340157977. The reversal of 340157968 is 869751043.

It is an interprime number because it is at equal distance from previous prime (340157959) and next prime (340157977).

It can be written as a sum of positive squares in only one way, i.e., 286692624 + 53465344 = 16932^2 + 7312^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10629921 + ... + 10629952.

Almost surely, 2^340157968 is an apocalyptic number.

It is an amenable number.

340157968 is a deficient number, since it is larger than the sum of its proper divisors (318898126).

340157968 is a wasteful number, since it uses less digits than its factorization.

340157968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21259881 (or 21259875 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 340157968 is about 18443.3719259793. The cubic root of 340157968 is about 698.0612803782.

The spelling of 340157968 in words is "three hundred forty million, one hundred fifty-seven thousand, nine hundred sixty-eight".