407089 has 4 divisors (see below), whose sum is σ = 417060. Its totient is φ = 397120.

The previous prime is 407083. The next prime is 407119. The reversal of 407089 is 980704.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47089 + 360000 = 217^2 + 600^2 .

It is a cyclic number.

It is not a de Polignac number, because 407089 - 2⁹ = 406577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (407083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4924 + ... + 5005.

It is an arithmetic number, because the mean of its divisors is an integer number (104265).

2⁴⁰⁷⁰⁸⁹ is an apocalyptic number.

It is an amenable number.

407089 is a deficient number, since it is larger than the sum of its proper divisors (9971).

407089 is an equidigital number, since it uses as much as digits as its factorization.

407089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9970.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 407089 is about 638.0352654830. The cubic root of 407089 is about 74.1133519685.

The spelling of 407089 in words is "four hundred seven thousand, eighty-nine".