409598 has 16 divisors (see below), whose sum is σ = 743904. Its totient is φ = 165120.

The previous prime is 409597. The next prime is 409609. The reversal of 409598 is 895904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409597) 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, 623 + ... + 1098.

It is an arithmetic number, because the mean of its divisors is an integer number (46494).

2⁴⁰⁹⁵⁹⁸ is an apocalyptic number.

409598 is a deficient number, since it is larger than the sum of its proper divisors (334306).

409598 is a wasteful number, since it uses less digits than its factorization.

409598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1747.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 409598 is about 639.9984374981. The cubic root of 409598 is about 74.2653004629.

The spelling of 409598 in words is "four hundred nine thousand, five hundred ninety-eight".