732489 has 8 divisors (see below), whose sum is σ = 1003200. Its totient is φ = 475056.

The previous prime is 732467. The next prime is 732491. The reversal of 732489 is 984237.

732489 is digitally balanced in base 2 and base 7, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 732489 - 2⁸ = 732233 is a prime.

It is an Ulam number.

732489 is strictly pandigital in base 7.

732489 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (732439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3189 + ... + 3410.

It is an arithmetic number, because the mean of its divisors is an integer number (125400).

2⁷³²⁴⁸⁹ is an apocalyptic number.

It is an amenable number.

732489 is a deficient number, since it is larger than the sum of its proper divisors (270711).

732489 is a wasteful number, since it uses less digits than its factorization.

732489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6639.

The product of its digits is 12096, while the sum is 33.

The square root of 732489 is about 855.8557121384. The cubic root of 732489 is about 90.1433517953.

It can be divided in two parts, 732 and 489, that added together give a palindrome (1221).

The spelling of 732489 in words is "seven hundred thirty-two thousand, four hundred eighty-nine".