1489487952 has 40 divisors (see below), whose sum is σ = 3849262560. Its totient is φ = 496312960.

The previous prime is 1489487941. The next prime is 1489487953. The reversal of 1489487952 is 2597849841.

It is a junction number, because it is equal to n+sod(n) for n = 1489487892 and 1489487901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1489487953) 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 in 7 ways as a sum of consecutive naturals, for example, 208699 + ... + 215717.

It is an arithmetic number, because the mean of its divisors is an integer number (96231564).

Almost surely, 2^1489487952 is an apocalyptic number.

1489487952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1489487952 is an abundant number, since it is smaller than the sum of its proper divisors (2359774608).

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

1489487952 is a wasteful number, since it uses less digits than its factorization.

1489487952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11451 (or 11445 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 57.

The square root of 1489487952 is about 38593.8849042177. The cubic root of 1489487952 is about 1142.0339067942.

The spelling of 1489487952 in words is "one billion, four hundred eighty-nine million, four hundred eighty-seven thousand, nine hundred fifty-two".