352020401 has 2 divisors, whose sum is σ = 352020402. Its totient is φ = 352020400.

The previous prime is 352020349. The next prime is 352020439. The reversal of 352020401 is 104020253.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 256000000 + 96020401 = 16000^2 + 9799^2 .

It is a cyclic number.

It is not a de Polignac number, because 352020401 - 2⁶ = 352020337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 352020401.

It is not a weakly prime, because it can be changed into another prime (352020481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176010200 + 176010201.

It is an arithmetic number, because the mean of its divisors is an integer number (176010201).

Almost surely, 2^352020401 is an apocalyptic number.

It is an amenable number.

352020401 is a deficient number, since it is larger than the sum of its proper divisors (1).

352020401 is an equidigital number, since it uses as much as digits as its factorization.

352020401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 352020401 is about 18762.2067198931. The cubic root of 352020401 is about 706.0833074525.

Adding to 352020401 its reverse (104020253), we get a palindrome (456040654).

The spelling of 352020401 in words is "three hundred fifty-two million, twenty thousand, four hundred one".