605132164 has 72 divisors (see below), whose sum is σ = 1351968408. Its totient is φ = 234823680.

The previous prime is 605132149. The next prime is 605132201. The reversal of 605132164 is 461231506.

It can be written as a sum of positive squares in 4 ways, for example, as 120780100 + 484352064 = 10990^2 + 22008^2 .

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132804 + ... + 137284.

It is an arithmetic number, because the mean of its divisors is an integer number (18777339).

Almost surely, 2^605132164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 605132164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (675984204).

605132164 is an abundant number, since it is smaller than the sum of its proper divisors (746836244).

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

605132164 is a wasteful number, since it uses less digits than its factorization.

605132164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4565 (or 4556 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 605132164 is about 24599.4342211361. The cubic root of 605132164 is about 845.8306382263.

The spelling of 605132164 in words is "six hundred five million, one hundred thirty-two thousand, one hundred sixty-four".