351020268 has 18 divisors (see below), whose sum is σ = 887301324. Its totient is φ = 117006744.

The previous prime is 351020261. The next prime is 351020297. The reversal of 351020268 is 862020153.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (351020261) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4875246 + ... + 4875317.

It is an arithmetic number, because the mean of its divisors is an integer number (49294518).

Almost surely, 2^351020268 is an apocalyptic number.

It is an amenable number.

351020268 is an abundant number, since it is smaller than the sum of its proper divisors (536281056).

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

351020268 is a wasteful number, since it uses less digits than its factorization.

351020268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9750573 (or 9750568 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 351020268 is about 18735.5349002904. The cubic root of 351020268 is about 705.4139835055.

The spelling of 351020268 in words is "three hundred fifty-one million, twenty thousand, two hundred sixty-eight".