350473640 has 32 divisors (see below), whose sum is σ = 860254560. Its totient is φ = 127444800.

The previous prime is 350473637. The next prime is 350473661. The reversal of 350473640 is 46374053.

350473640 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 350473597 and 350473606.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397826 + ... + 398705.

It is an arithmetic number, because the mean of its divisors is an integer number (26882955).

Almost surely, 2^350473640 is an apocalyptic number.

It is an amenable number.

350473640 is an abundant number, since it is smaller than the sum of its proper divisors (509780920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

350473640 is a wasteful number, since it uses less digits than its factorization.

350473640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796553 (or 796549 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 32.

The square root of 350473640 is about 18720.9412156547. The cubic root of 350473640 is about 705.0476234952.

The spelling of 350473640 in words is "three hundred fifty million, four hundred seventy-three thousand, six hundred forty".