689460000 has 120 divisors (see below), whose sum is σ = 2261763504. Its totient is φ = 183840000.

The previous prime is 689459999. The next prime is 689460071. The reversal of 689460000 is 64986.

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 54255 + ... + 65745.

Almost surely, 2^689460000 is an apocalyptic number.

689460000 is a gapful number since it is divisible by the number (60) 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 689460000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1130881752).

689460000 is an abundant number, since it is smaller than the sum of its proper divisors (1572303504).

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

689460000 is a wasteful number, since it uses less digits than its factorization.

689460000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11524 (or 11501 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 689460000 is about 26257.5703369524. The cubic root of 689460000 is about 883.4250132287.

The spelling of 689460000 in words is "six hundred eighty-nine million, four hundred sixty thousand".