1204241400 has 72 divisors (see below), whose sum is σ = 4044250080. Its totient is φ = 321130560.

The previous prime is 1204241399. The next prime is 1204241411. The reversal of 1204241400 is 41424021.

1204241400 is a `hidden beast` number, since 1 + 20 + 4 + 241 + 400 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 332712 + ... + 336311.

It is an arithmetic number, because the mean of its divisors is an integer number (56170140).

Almost surely, 2^1204241400 is an apocalyptic number.

1204241400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1204241400 is an abundant number, since it is smaller than the sum of its proper divisors (2840008680).

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

1204241400 is a wasteful number, since it uses less digits than its factorization.

1204241400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669045 (or 669033 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1204241400 is about 34702.1814876241. The cubic root of 1204241400 is about 1063.9090859249.

Adding to 1204241400 its reverse (41424021), we get a palindrome (1245665421).

The spelling of 1204241400 in words is "one billion, two hundred four million, two hundred forty-one thousand, four hundred".