345730636 has 12 divisors (see below), whose sum is σ = 607279680. Its totient is φ = 172222160.

The previous prime is 345730633. The next prime is 345730643. The reversal of 345730636 is 636037543.

It is a junction number, because it is equal to n+sod(n) for n = 345730595 and 345730604.

It is not an unprimeable number, because it can be changed into a prime (345730633) 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, 159580 + ... + 161731.

It is an arithmetic number, because the mean of its divisors is an integer number (50606640).

Almost surely, 2^345730636 is an apocalyptic number.

It is an amenable number.

345730636 is a deficient number, since it is larger than the sum of its proper divisors (261549044).

345730636 is a wasteful number, since it uses less digits than its factorization.

345730636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321584 (or 321582 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 37.

The square root of 345730636 is about 18593.8332788051. The cubic root of 345730636 is about 701.8526677873.

The spelling of 345730636 in words is "three hundred forty-five million, seven hundred thirty thousand, six hundred thirty-six".