1489740336 has 150 divisors (see below), whose sum is σ = 5015912220. Its totient is φ = 425621952.

The previous prime is 1489740323. The next prime is 1489740407. The reversal of 1489740336 is 6330479841.

It is a junction number, because it is equal to n+sod(n) for n = 1489740291 and 1489740300.

It is an unprimeable number.

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 in 29 ways as a sum of consecutive naturals, for example, 51775 + ... + 75233.

Almost surely, 2^1489740336 is an apocalyptic number.

1489740336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1489740336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2507956110).

1489740336 is an abundant number, since it is smaller than the sum of its proper divisors (3526171884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1489740336 is a wasteful number, since it uses less digits than its factorization.

1489740336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23493 (or 23471 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 1489740336 is about 38597.1545065177. The cubic root of 1489740336 is about 1142.0984065455.

The spelling of 1489740336 in words is "one billion, four hundred eighty-nine million, seven hundred forty thousand, three hundred thirty-six".