1604548260 has 144 divisors (see below), whose sum is σ = 5605471872. Its totient is φ = 363916800.

The previous prime is 1604548259. The next prime is 1604548273. The reversal of 1604548260 is 628454061.

1604548260 is a `hidden beast` number, since 1 + 604 + 5 + 48 + 2 + 6 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 160200 + ... + 169920.

It is an arithmetic number, because the mean of its divisors is an integer number (38926888).

Almost surely, 2^1604548260 is an apocalyptic number.

1604548260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1604548260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2802735936).

1604548260 is an abundant number, since it is smaller than the sum of its proper divisors (4000923612).

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

1604548260 is a wasteful number, since it uses less digits than its factorization.

1604548260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9874 (or 9869 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 1604548260 is about 40056.8129036747. The cubic root of 1604548260 is about 1170.7143128748.

The spelling of 1604548260 in words is "one billion, six hundred four million, five hundred forty-eight thousand, two hundred sixty".