340622942 has 8 divisors (see below), whose sum is σ = 557383032. Its totient is φ = 154828600.

The previous prime is 340622941. The next prime is 340622977. The reversal of 340622942 is 249226043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 340622899 and 340622908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340622941) 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 in 3 ways as a sum of consecutive naturals, for example, 7741409 + ... + 7741452.

It is an arithmetic number, because the mean of its divisors is an integer number (69672879).

Almost surely, 2^340622942 is an apocalyptic number.

340622942 is a deficient number, since it is larger than the sum of its proper divisors (216760090).

340622942 is a wasteful number, since it uses less digits than its factorization.

340622942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15482874.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 340622942 is about 18455.9730710683. The cubic root of 340622942 is about 698.3792038090.

Adding to 340622942 its reverse (249226043), we get a palindrome (589848985).

The spelling of 340622942 in words is "three hundred forty million, six hundred twenty-two thousand, nine hundred forty-two".