345755443 has 12 divisors (see below), whose sum is σ = 385726600. Its totient is φ = 309624480.

The previous prime is 345755441. The next prime is 345755467. The reversal of 345755443 is 344557543.

It is a happy number.

It is not a de Polignac number, because 345755443 - 2¹ = 345755441 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345755396 and 345755405.

It is not an unprimeable number, because it can be changed into a prime (345755441) 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 11 ways as a sum of consecutive naturals, for example, 13218 + ... + 29431.

Almost surely, 2^345755443 is an apocalyptic number.

345755443 is a deficient number, since it is larger than the sum of its proper divisors (39971157).

345755443 is a wasteful number, since it uses less digits than its factorization.

345755443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42738 (or 42727 counting only the distinct ones).

The product of its digits is 504000, while the sum is 40.

The square root of 345755443 is about 18594.5003428433. The cubic root of 345755443 is about 701.8694539216.

The spelling of 345755443 in words is "three hundred forty-five million, seven hundred fifty-five thousand, four hundred forty-three".