350666742 has 32 divisors (see below), whose sum is σ = 712620000. Its totient is φ = 115015680.

The previous prime is 350666731. The next prime is 350666747. The reversal of 350666742 is 247666053.

It is a self number, because there is not a number n which added to its sum of digits gives 350666742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350666747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280134 + ... + 281382.

It is an arithmetic number, because the mean of its divisors is an integer number (22269375).

Almost surely, 2^350666742 is an apocalyptic number.

350666742 is an abundant number, since it is smaller than the sum of its proper divisors (361953258).

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

350666742 is a wasteful number, since it uses less digits than its factorization.

350666742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968.

The product of its (nonzero) digits is 181440, while the sum is 39.

The square root of 350666742 is about 18726.0978850373. The cubic root of 350666742 is about 705.1770874491.

The spelling of 350666742 in words is "three hundred fifty million, six hundred sixty-six thousand, seven hundred forty-two".