351442201 has 12 divisors (see below), whose sum is σ = 395723412. Its totient is φ = 311696000.

The previous prime is 351442199. The next prime is 351442237. The reversal of 351442201 is 102244153.

It can be written as a sum of positive squares in 2 ways, for example, as 79192201 + 272250000 = 8899^2 + 16500^2 .

It is not a de Polignac number, because 351442201 - 2¹ = 351442199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (351472201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30460 + ... + 40381.

It is an arithmetic number, because the mean of its divisors is an integer number (32976951).

Almost surely, 2^351442201 is an apocalyptic number.

It is an amenable number.

351442201 is a deficient number, since it is larger than the sum of its proper divisors (44281211).

351442201 is a wasteful number, since it uses less digits than its factorization.

351442201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70904 (or 70893 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 351442201 is about 18746.7917521906. The cubic root of 351442201 is about 705.6965106506.

Adding to 351442201 its reverse (102244153), we get a palindrome (453686354).

It can be divided in two parts, 351 and 442201, that multiplied together give a palindrome (155212551).

The spelling of 351442201 in words is "three hundred fifty-one million, four hundred forty-two thousand, two hundred one".