1489065238 has 4 divisors (see below), whose sum is σ = 2233597860. Its totient is φ = 744532618.

The previous prime is 1489065229. The next prime is 1489065239. The reversal of 1489065238 is 8325609841.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1489065239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372266308 + ... + 372266311.

It is an arithmetic number, because the mean of its divisors is an integer number (558399465).

Almost surely, 2^1489065238 is an apocalyptic number.

1489065238 is a deficient number, since it is larger than the sum of its proper divisors (744532622).

1489065238 is an equidigital number, since it uses as much as digits as its factorization.

1489065238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744532621.

The product of its (nonzero) digits is 414720, while the sum is 46.

The square root of 1489065238 is about 38588.4080780744. The cubic root of 1489065238 is about 1141.9258608501.

The spelling of 1489065238 in words is "one billion, four hundred eighty-nine million, sixty-five thousand, two hundred thirty-eight".