389040035 has 4 divisors (see below), whose sum is σ = 466848048. Its totient is φ = 311232024.

The previous prime is 389039999. The next prime is 389040037. The reversal of 389040035 is 530040983.

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

It is a cyclic number.

It is not a de Polignac number, because 389040035 - 2²⁶ = 321931171 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 389039983 and 389040010.

It is not an unprimeable number, because it can be changed into a prime (389040037) 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, 38903999 + ... + 38904008.

It is an arithmetic number, because the mean of its divisors is an integer number (116712012).

Almost surely, 2^389040035 is an apocalyptic number.

389040035 is a deficient number, since it is larger than the sum of its proper divisors (77808013).

389040035 is an equidigital number, since it uses as much as digits as its factorization.

389040035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77808012.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 389040035 is about 19724.0978247422. The cubic root of 389040035 is about 730.0144082976.

The spelling of 389040035 in words is "three hundred eighty-nine million, forty thousand, thirty-five".