351002241 has 20 divisors (see below), whose sum is σ = 547136832. Its totient is φ = 223826328.

The previous prime is 351002233. The next prime is 351002263. The reversal of 351002241 is 142200153.

It is not a de Polignac number, because 351002241 - 2³ = 351002233 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351002221) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 92341 + ... + 96066.

Almost surely, 2^351002241 is an apocalyptic number.

It is an amenable number.

351002241 is a deficient number, since it is larger than the sum of its proper divisors (196134591).

351002241 is a wasteful number, since it uses less digits than its factorization.

351002241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188442 (or 188433 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 351002241 is about 18735.0538029652. The cubic root of 351002241 is about 705.4019075498.

Adding to 351002241 its reverse (142200153), we get a palindrome (493202394).

The spelling of 351002241 in words is "three hundred fifty-one million, two thousand, two hundred forty-one".