573402 has 16 divisors (see below), whose sum is σ = 1154592. Its totient is φ = 189840.

The previous prime is 573383. The next prime is 573409. The reversal of 573402 is 204375.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (573409) by changing a digit.

573402 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152 + ... + 1572.

It is an arithmetic number, because the mean of its divisors is an integer number (72162).

2⁵⁷³⁴⁰² is an apocalyptic number.

573402 is an abundant number, since it is smaller than the sum of its proper divisors (581190).

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

573402 is a wasteful number, since it uses less digits than its factorization.

573402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 573402 is about 757.2331213041. The cubic root of 573402 is about 83.0780704442.

Adding to 573402 its reverse (204375), we get a palindrome (777777).

The spelling of 573402 in words is "five hundred seventy-three thousand, four hundred two".