409158 has 16 divisors (see below), whose sum is σ = 909360. Its totient is φ = 136368.

The previous prime is 409153. The next prime is 409163. The reversal of 409158 is 851904.

It is an interprime number because it is at equal distance from previous prime (409153) and next prime (409163).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409153) 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, 3735 + ... + 3842.

It is an arithmetic number, because the mean of its divisors is an integer number (56835).

2⁴⁰⁹¹⁵⁸ is an apocalyptic number.

409158 is an abundant number, since it is smaller than the sum of its proper divisors (500202).

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

409158 is a wasteful number, since it uses less digits than its factorization.

409158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7588 (or 7582 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 409158 is about 639.6545942929. The cubic root of 409158 is about 74.2386984125.

The spelling of 409158 in words is "four hundred nine thousand, one hundred fifty-eight".