409602 has 16 divisors (see below), whose sum is σ = 862560. Its totient is φ = 129312.

The previous prime is 409597. The next prime is 409609. The reversal of 409602 is 206904.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409609) 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, 1683 + ... + 1910.

It is an arithmetic number, because the mean of its divisors is an integer number (53910).

2⁴⁰⁹⁶⁰² is an apocalyptic number.

409602 is an abundant number, since it is smaller than the sum of its proper divisors (452958).

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

409602 is a wasteful number, since it uses less digits than its factorization.

409602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3617.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 409602 is about 640.0015624981. The cubic root of 409602 is about 74.2655422123.

The spelling of 409602 in words is "four hundred nine thousand, six hundred two".