534402 has 24 divisors (see below), whose sum is σ = 1263600. Its totient is φ = 161880.

The previous prime is 534371. The next prime is 534403. The reversal of 534402 is 204435.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (534403) by changing a digit.

534402 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 (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1152 + ... + 1547.

It is an arithmetic number, because the mean of its divisors is an integer number (52650).

2⁵³⁴⁴⁰² is an apocalyptic number.

534402 is an abundant number, since it is smaller than the sum of its proper divisors (729198).

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

534402 is a wasteful number, since it uses less digits than its factorization.

534402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2718 (or 2715 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 534402 is about 731.0280432377. The cubic root of 534402 is about 81.1501558577.

Adding to 534402 its reverse (204435), we get a palindrome (738837).

The spelling of 534402 in words is "five hundred thirty-four thousand, four hundred two".