409532 has 12 divisors (see below), whose sum is σ = 733656. Its totient is φ = 199920.

The previous prime is 409529. The next prime is 409543. The reversal of 409532 is 235904.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 409498 and 409507.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1019 + ... + 1362.

It is an arithmetic number, because the mean of its divisors is an integer number (61138).

2⁴⁰⁹⁵³² is an apocalyptic number.

It is an amenable number.

409532 is a deficient number, since it is larger than the sum of its proper divisors (324124).

409532 is a wasteful number, since it uses less digits than its factorization.

409532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2428 (or 2426 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 409532 is about 639.9468727949. The cubic root of 409532 is about 74.2613113702.

The spelling of 409532 in words is "four hundred nine thousand, five hundred thirty-two".