346214642 has 4 divisors (see below), whose sum is σ = 519321966. Its totient is φ = 173107320.

The previous prime is 346214641. The next prime is 346214647. The reversal of 346214642 is 246412643.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 246412643 = 419 ⋅588097.

It can be written as a sum of positive squares in only one way, i.e., 333391081 + 12823561 = 18259^2 + 3581^2 .

It is a junction number, because it is equal to n+sod(n) for n = 346214599 and 346214608.

It is not an unprimeable number, because it can be changed into a prime (346214641) by changing a digit.

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, 86553659 + ... + 86553662.

Almost surely, 2^346214642 is an apocalyptic number.

346214642 is a deficient number, since it is larger than the sum of its proper divisors (173107324).

346214642 is a wasteful number, since it uses less digits than its factorization.

346214642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173107323.

The product of its digits is 27648, while the sum is 32.

The square root of 346214642 is about 18606.8439559212. The cubic root of 346214642 is about 702.1800348843.

The spelling of 346214642 in words is "three hundred forty-six million, two hundred fourteen thousand, six hundred forty-two".