352242401 has 16 divisors (see below), whose sum is σ = 421749504. Its totient is φ = 287637504.

The previous prime is 352242389. The next prime is 352242413. The reversal of 352242401 is 104242253.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (352242389) and next prime (352242413).

It is not a de Polignac number, because 352242401 - 2²² = 348048097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (352248401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37121 + ... + 45633.

It is an arithmetic number, because the mean of its divisors is an integer number (26359344).

Almost surely, 2^352242401 is an apocalyptic number.

It is an amenable number.

352242401 is a deficient number, since it is larger than the sum of its proper divisors (69507103).

352242401 is a wasteful number, since it uses less digits than its factorization.

352242401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8800.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 352242401 is about 18768.1219358784. The cubic root of 352242401 is about 706.2317056268.

Adding to 352242401 its reverse (104242253), we get a palindrome (456484654).

The spelling of 352242401 in words is "three hundred fifty-two million, two hundred forty-two thousand, four hundred one".