534321306 has 64 divisors (see below), whose sum is σ = 1255680000. Its totient is φ = 167949936.

The previous prime is 534321289. The next prime is 534321313. The reversal of 534321306 is 603123435.

It is a happy number.

534321306 is a `hidden beast` number, since 5 + 34 + 321 + 306 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 534321306.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 244125 + ... + 246303.

It is an arithmetic number, because the mean of its divisors is an integer number (19620000).

Almost surely, 2^534321306 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 534321306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (627840000).

534321306 is an abundant number, since it is smaller than the sum of its proper divisors (721358694).

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

534321306 is a wasteful number, since it uses less digits than its factorization.

534321306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448 (or 2442 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 534321306 is about 23115.3911063603. The cubic root of 534321306 is about 811.4607112976.

The spelling of 534321306 in words is "five hundred thirty-four million, three hundred twenty-one thousand, three hundred six".