340930318 has 4 divisors (see below), whose sum is σ = 511395480. Its totient is φ = 170465158.

The previous prime is 340930297. The next prime is 340930349. The reversal of 340930318 is 813039043.

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

It is a super-2 number, since 2×340930318² = 232466963463162248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 340930318.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85232578 + ... + 85232581.

It is an arithmetic number, because the mean of its divisors is an integer number (127848870).

Almost surely, 2^340930318 is an apocalyptic number.

340930318 is a deficient number, since it is larger than the sum of its proper divisors (170465162).

340930318 is a wasteful number, since it uses less digits than its factorization.

340930318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170465161.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 340930318 is about 18464.2984702913. The cubic root of 340930318 is about 698.5892116517.

The spelling of 340930318 in words is "three hundred forty million, nine hundred thirty thousand, three hundred eighteen".