350446728 has 16 divisors (see below), whose sum is σ = 876116880. Its totient is φ = 116815568.

The previous prime is 350446727. The next prime is 350446729. The reversal of 350446728 is 827644053.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (350446727) and next prime (350446729).

It is not an unprimeable number, because it can be changed into a prime (350446727) 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, 7300950 + ... + 7300997.

It is an arithmetic number, because the mean of its divisors is an integer number (54757305).

Almost surely, 2^350446728 is an apocalyptic number.

It is an amenable number.

350446728 is an abundant number, since it is smaller than the sum of its proper divisors (525670152).

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

350446728 is a wasteful number, since it uses less digits than its factorization.

350446728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14601956 (or 14601952 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 350446728 is about 18720.2224345759. Note that the first 3 decimals coincide. The cubic root of 350446728 is about 705.0295767482.

The spelling of 350446728 in words is "three hundred fifty million, four hundred forty-six thousand, seven hundred twenty-eight".