1671489120 has 384 divisors, whose sum is σ = 6437781504. Its totient is φ = 356235264.

The previous prime is 1671489119. The next prime is 1671489199. The reversal of 1671489120 is 219841761.

It is a congruent number.

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 63 ways as a sum of consecutive naturals, for example, 3322789 + ... + 3323291.

It is an arithmetic number, because the mean of its divisors is an integer number (16765056).

Almost surely, 2^1671489120 is an apocalyptic number.

1671489120 is a gapful number since it is divisible by the number (10) 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 1671489120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3218890752).

1671489120 is an abundant number, since it is smaller than the sum of its proper divisors (4766292384).

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

1671489120 is a wasteful number, since it uses less digits than its factorization.

1671489120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594 (or 586 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 39.

The square root of 1671489120 is about 40883.8491338572. The cubic root of 1671489120 is about 1186.7735304736.

The spelling of 1671489120 in words is "one billion, six hundred seventy-one million, four hundred eighty-nine thousand, one hundred twenty".