345891846 has 32 divisors (see below), whose sum is σ = 733541760. Its totient is φ = 108426816.

The previous prime is 345891841. The next prime is 345891853. The reversal of 345891846 is 648198543.

It is a junction number, because it is equal to n+sod(n) for n = 345891795 and 345891804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345891841) 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 15 ways as a sum of consecutive naturals, for example, 4545 + ... + 26691.

It is an arithmetic number, because the mean of its divisors is an integer number (22923180).

Almost surely, 2^345891846 is an apocalyptic number.

345891846 is an abundant number, since it is smaller than the sum of its proper divisors (387649914).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345891846 is a wasteful number, since it uses less digits than its factorization.

345891846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22308.

The product of its digits is 829440, while the sum is 48.

The square root of 345891846 is about 18598.1678129863. The cubic root of 345891846 is about 701.9617392967.

The spelling of 345891846 in words is "three hundred forty-five million, eight hundred ninety-one thousand, eight hundred forty-six".