1204820832 has 96 divisors (see below), whose sum is σ = 3205343232. Its totient is φ = 396232704.

The previous prime is 1204820807. The next prime is 1204820843. The reversal of 1204820832 is 2380284021.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 1204820832.

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 15 ways as a sum of consecutive naturals, for example, 3574968 + ... + 3575304.

It is an arithmetic number, because the mean of its divisors is an integer number (33388992).

Almost surely, 2^1204820832 is an apocalyptic number.

1204820832 is a gapful number since it is divisible by the number (12) 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 1204820832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1602671616).

1204820832 is an abundant number, since it is smaller than the sum of its proper divisors (2000522400).

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

1204820832 is a wasteful number, since it uses less digits than its factorization.

1204820832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740 (or 732 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 1204820832 is about 34710.5291230197. The cubic root of 1204820832 is about 1064.0796951631.

The spelling of 1204820832 in words is "one billion, two hundred four million, eight hundred twenty thousand, eight hundred thirty-two".