352072447 has 2 divisors, whose sum is σ = 352072448. Its totient is φ = 352072446.

The previous prime is 352072439. The next prime is 352072493. The reversal of 352072447 is 744270253.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 352072447 - 2³ = 352072439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (352072417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176036223 + 176036224.

It is an arithmetic number, because the mean of its divisors is an integer number (176036224).

Almost surely, 2^352072447 is an apocalyptic number.

352072447 is a deficient number, since it is larger than the sum of its proper divisors (1).

352072447 is an equidigital number, since it uses as much as digits as its factorization.

352072447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47040, while the sum is 34.

The square root of 352072447 is about 18763.5936589983. The cubic root of 352072447 is about 706.1181037321.

The spelling of 352072447 in words is "three hundred fifty-two million, seventy-two thousand, four hundred forty-seven".