345075386 has 8 divisors (see below), whose sum is σ = 517836564. Its totient is φ = 172463200.

The previous prime is 345075373. The next prime is 345075389. The reversal of 345075386 is 683570543.

It can be written as a sum of positive squares in 2 ways, for example, as 266309761 + 78765625 = 16319^2 + 8875^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (345075389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31265 + ... + 40836.

Almost surely, 2^345075386 is an apocalyptic number.

345075386 is a deficient number, since it is larger than the sum of its proper divisors (172761178).

345075386 is a wasteful number, since it uses less digits than its factorization.

345075386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74496.

The product of its (nonzero) digits is 302400, while the sum is 41.

The square root of 345075386 is about 18576.2048330653. The cubic root of 345075386 is about 701.4089892356.

It can be divided in two parts, 34507 and 5386, that added together give a palindrome (39893).

The spelling of 345075386 in words is "three hundred forty-five million, seventy-five thousand, three hundred eighty-six".