345251636 has 12 divisors (see below), whose sum is σ = 604500960. Its totient is φ = 172537080.

The previous prime is 345251617. The next prime is 345251639. The reversal of 345251636 is 636152543.

It is a junction number, because it is equal to n+sod(n) for n = 345251596 and 345251605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345251639) 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 3 ways as a sum of consecutive naturals, for example, 13010 + ... + 29321.

It is an arithmetic number, because the mean of its divisors is an integer number (50375080).

Almost surely, 2^345251636 is an apocalyptic number.

It is an amenable number.

345251636 is a deficient number, since it is larger than the sum of its proper divisors (259249324).

345251636 is a wasteful number, since it uses less digits than its factorization.

345251636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44374 (or 44372 counting only the distinct ones).

The product of its digits is 64800, while the sum is 35.

The square root of 345251636 is about 18580.9481997018. The cubic root of 345251636 is about 701.5283856518.

The spelling of 345251636 in words is "three hundred forty-five million, two hundred fifty-one thousand, six hundred thirty-six".