435984 has 40 divisors (see below), whose sum is σ = 1166592. Its totient is φ = 140160.

The previous prime is 435983. The next prime is 435997. The reversal of 435984 is 489534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (435983) 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, 1342 + ... + 1634.

2⁴³⁵⁹⁸⁴ 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 435984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (583296).

435984 is an abundant number, since it is smaller than the sum of its proper divisors (730608).

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

435984 is a wasteful number, since it uses less digits than its factorization.

435984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335 (or 329 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The square root of 435984 is about 660.2908450070. The cubic root of 435984 is about 75.8269376994.

The spelling of 435984 in words is "four hundred thirty-five thousand, nine hundred eighty-four".