604742580 has 72 divisors (see below), whose sum is σ = 1975500072. Its totient is φ = 148859136.

The previous prime is 604742569. The next prime is 604742609. The reversal of 604742580 is 85247406.

604742580 is a `hidden beast` number, since 6 + 0 + 4 + 74 + 2 + 580 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 101727396 + 503015184 = 10086^2 + 22428^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable 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 23 ways as a sum of consecutive naturals, for example, 126879 + ... + 131558.

It is an arithmetic number, because the mean of its divisors is an integer number (27437501).

Almost surely, 2^604742580 is an apocalyptic number.

604742580 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

604742580 is an abundant number, since it is smaller than the sum of its proper divisors (1370757492).

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

604742580 is a wasteful number, since it uses less digits than its factorization.

604742580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258465 (or 258460 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 604742580 is about 24591.5143901306. The cubic root of 604742580 is about 845.6490840449.

Adding to 604742580 its reverse (85247406), we get a palindrome (689989986).

The spelling of 604742580 in words is "six hundred four million, seven hundred forty-two thousand, five hundred eighty".