350858644 has 24 divisors (see below), whose sum is σ = 622780200. Its totient is φ = 172939776.

The previous prime is 350858639. The next prime is 350858647. The reversal of 350858644 is 446858053.

It can be written as a sum of positive squares in 4 ways, for example, as 19254544 + 331604100 = 4388^2 + 18210^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 350858644.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350858647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79504 + ... + 83800.

It is an arithmetic number, because the mean of its divisors is an integer number (25949175).

Almost surely, 2^350858644 is an apocalyptic number.

It is an amenable number.

350858644 is a deficient number, since it is larger than the sum of its proper divisors (271921556).

350858644 is a wasteful number, since it uses less digits than its factorization.

350858644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4587 (or 4585 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 43.

The square root of 350858644 is about 18731.2211027471. The cubic root of 350858644 is about 705.3056997936.

The spelling of 350858644 in words is "three hundred fifty million, eight hundred fifty-eight thousand, six hundred forty-four".