389052353 has 4 divisors (see below), whose sum is σ = 393063300. Its totient is φ = 385041408.

The previous prime is 389052289. The next prime is 389052359. The reversal of 389052353 is 353250983.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 270503809 + 118548544 = 16447^2 + 10888^2 .

It is a cyclic number.

It is not a de Polignac number, because 389052353 - 2⁶ = 389052289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (389052359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2005328 + ... + 2005521.

It is an arithmetic number, because the mean of its divisors is an integer number (98265825).

Almost surely, 2^389052353 is an apocalyptic number.

It is an amenable number.

389052353 is a deficient number, since it is larger than the sum of its proper divisors (4010947).

389052353 is an equidigital number, since it uses as much as digits as its factorization.

389052353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4010946.

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 389052353 is about 19724.4100798985. The cubic root of 389052353 is about 730.0221129224.

The spelling of 389052353 in words is "three hundred eighty-nine million, fifty-two thousand, three hundred fifty-three".