1498989672 has 128 divisors (see below), whose sum is σ = 4427654400. Its totient is φ = 468838656.

The previous prime is 1498989641. The next prime is 1498989677. The reversal of 1498989672 is 2769898941.

1498989672 is a `hidden beast` number, since 1 + 498 + 9 + 89 + 67 + 2 = 666.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (1498989677) 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 31 ways as a sum of consecutive naturals, for example, 260458 + ... + 266150.

It is an arithmetic number, because the mean of its divisors is an integer number (34591050).

Almost surely, 2^1498989672 is an apocalyptic number.

1498989672 is a gapful number since it is divisible by the number (12) 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 1498989672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2213827200).

1498989672 is an abundant number, since it is smaller than the sum of its proper divisors (2928664728).

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

1498989672 is a wasteful number, since it uses less digits than its factorization.

1498989672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5784 (or 5774 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 63.

The square root of 1498989672 is about 38716.7879866086. The cubic root of 1498989672 is about 1144.4571766398.

The spelling of 1498989672 in words is "one billion, four hundred ninety-eight million, nine hundred eighty-nine thousand, six hundred seventy-two".