789721488 has 200 divisors, whose sum is σ = 2408322048. Its totient is φ = 249516288.

The previous prime is 789721477. The next prime is 789721501. The reversal of 789721488 is 884127987.

It is a happy number.

789721488 is a `hidden beast` number, since 78 + 97 + 2 + 1 + 488 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2061745 + ... + 2062127.

Almost surely, 2^789721488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 789721488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1204161024).

789721488 is an abundant number, since it is smaller than the sum of its proper divisors (1618600560).

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

789721488 is a wasteful number, since it uses less digits than its factorization.

789721488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483 (or 468 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 54.

The square root of 789721488 is about 28101.9837022229. The cubic root of 789721488 is about 924.3248983950.

The spelling of 789721488 in words is "seven hundred eighty-nine million, seven hundred twenty-one thousand, four hundred eighty-eight".