352620349 has 2 divisors, whose sum is σ = 352620350. Its totient is φ = 352620348.

The previous prime is 352620329. The next prime is 352620353. The reversal of 352620349 is 943026253.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 311275449 + 41344900 = 17643^2 + 6430^2 .

It is a cyclic number.

It is not a de Polignac number, because 352620349 - 2¹⁵ = 352587581 is a prime.

It is a super-2 number, since 2×352620349² = 248682221057763602, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (352620329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176310174 + 176310175.

It is an arithmetic number, because the mean of its divisors is an integer number (176310175).

Almost surely, 2^352620349 is an apocalyptic number.

It is an amenable number.

352620349 is a deficient number, since it is larger than the sum of its proper divisors (1).

352620349 is an equidigital number, since it uses as much as digits as its factorization.

352620349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 352620349 is about 18778.1881181332. The cubic root of 352620349 is about 706.4842054687.

The spelling of 352620349 in words is "three hundred fifty-two million, six hundred twenty thousand, three hundred forty-nine".