344886345 has 24 divisors (see below), whose sum is σ = 599040000. Its totient is φ = 183558816.

The previous prime is 344886307. The next prime is 344886349. The reversal of 344886345 is 543688443.

344886345 is a `hidden beast` number, since 3 + 4 + 4 + 8 + 8 + 634 + 5 = 666.

It is not a de Polignac number, because 344886345 - 2¹¹ = 344884297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 344886345.

It is not an unprimeable number, because it can be changed into a prime (344886349) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14776 + ... + 30134.

It is an arithmetic number, because the mean of its divisors is an integer number (24960000).

Almost surely, 2^344886345 is an apocalyptic number.

It is an amenable number.

344886345 is a deficient number, since it is larger than the sum of its proper divisors (254153655).

344886345 is a wasteful number, since it uses less digits than its factorization.

344886345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15869 (or 15866 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 45.

The square root of 344886345 is about 18571.1158792357. The cubic root of 344886345 is about 701.2808826610.

The spelling of 344886345 in words is "three hundred forty-four million, eight hundred eighty-six thousand, three hundred forty-five".