1604411200 has 168 divisors, whose sum is σ = 4658384384. Its totient is φ = 532224000.

The previous prime is 1604411197. The next prime is 1604411201. The reversal of 1604411200 is 21144061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1604411201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 344890 + ... + 349510.

Almost surely, 2^1604411200 is an apocalyptic number.

1604411200 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 1604411200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2329192192).

1604411200 is an abundant number, since it is smaller than the sum of its proper divisors (3053973184).

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

1604411200 is a wasteful number, since it uses less digits than its factorization.

1604411200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4681 (or 4666 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1604411200 is about 40055.1020470551. The cubic root of 1604411200 is about 1170.6809779114.

Adding to 1604411200 its reverse (21144061), we get a palindrome (1625555261).

The spelling of 1604411200 in words is "one billion, six hundred four million, four hundred eleven thousand, two hundred".