574638 has 8 divisors (see below), whose sum is σ = 1149288. Its totient is φ = 191544.

The previous prime is 574631. The next prime is 574643. The reversal of 574638 is 836475.

It is a sphenic number, since it is the product of 3 distinct primes.

574638 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 574599 and 574608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (574631) by changing a digit.

574638 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47881 + ... + 47892.

It is an arithmetic number, because the mean of its divisors is an integer number (143661).

2⁵⁷⁴⁶³⁸ is an apocalyptic number.

574638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

574638 is a wasteful number, since it uses less digits than its factorization.

574638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95778.

The product of its digits is 20160, while the sum is 33.

The square root of 574638 is about 758.0488110933. The cubic root of 574638 is about 83.1377207434.

The spelling of 574638 in words is "five hundred seventy-four thousand, six hundred thirty-eight".