174394087 has 6 divisors (see below), whose sum is σ = 202866648. Its totient is φ = 149480604.

The previous prime is 174394049. The next prime is 174394091. The reversal of 174394087 is 780493471.

174394087 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 174394087 - 2⁷ = 174393959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (174394097) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1779483 + ... + 1779580.

It is an arithmetic number, because the mean of its divisors is an integer number (33811108).

Almost surely, 2^174394087 is an apocalyptic number.

174394087 is a deficient number, since it is larger than the sum of its proper divisors (28472561).

174394087 is an equidigital number, since it uses as much as digits as its factorization.

174394087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3559077 (or 3559070 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 174394087 is about 13205.8353389704. The cubic root of 174394087 is about 558.6981739204.

The spelling of 174394087 in words is "one hundred seventy-four million, three hundred ninety-four thousand, eighty-seven".