340776794 has 4 divisors (see below), whose sum is σ = 511165194. Its totient is φ = 170388396.

The previous prime is 340776791. The next prime is 340776829. The reversal of 340776794 is 497677043.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 247905025 + 92871769 = 15745^2 + 9637^2 .

It is a super-2 number, since 2×340776794² = 232257646657836872, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (340776791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85194197 + ... + 85194200.

Almost surely, 2^340776794 is an apocalyptic number.

340776794 is a deficient number, since it is larger than the sum of its proper divisors (170388400).

340776794 is a wasteful number, since it uses less digits than its factorization.

340776794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170388399.

The product of its (nonzero) digits is 889056, while the sum is 47.

The square root of 340776794 is about 18460.1406820208. The cubic root of 340776794 is about 698.4843355650.

The spelling of 340776794 in words is "three hundred forty million, seven hundred seventy-six thousand, seven hundred ninety-four".