345844246 has 16 divisors (see below), whose sum is σ = 584183808. Its totient is φ = 152130600.

The previous prime is 345844237. The next prime is 345844249. The reversal of 345844246 is 642448543.

It is a junction number, because it is equal to n+sod(n) for n = 345844199 and 345844208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345844249) 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 in 7 ways as a sum of consecutive naturals, for example, 252870 + ... + 254233.

It is an arithmetic number, because the mean of its divisors is an integer number (36511488).

Almost surely, 2^345844246 is an apocalyptic number.

345844246 is a deficient number, since it is larger than the sum of its proper divisors (238339562).

345844246 is a wasteful number, since it uses less digits than its factorization.

345844246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507147.

The product of its digits is 368640, while the sum is 40.

The square root of 345844246 is about 18596.8880730083. Note that the first 3 decimals coincide. The cubic root of 345844246 is about 701.9295376013.

The spelling of 345844246 in words is "three hundred forty-five million, eight hundred forty-four thousand, two hundred forty-six".