1204644480 has 384 divisors, whose sum is σ = 4419031680. Its totient is φ = 277413888.

The previous prime is 1204644461. The next prime is 1204644503. The reversal of 1204644480 is 844464021.

It is a tau number, because it is divible by the number of its divisors (384).

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, 7213357 + ... + 7213523.

It is an arithmetic number, because the mean of its divisors is an integer number (11507895).

Almost surely, 2^1204644480 is an apocalyptic number.

1204644480 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 1204644480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2209515840).

1204644480 is an abundant number, since it is smaller than the sum of its proper divisors (3214387200).

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

1204644480 is a wasteful number, since it uses less digits than its factorization.

1204644480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 33.

The square root of 1204644480 is about 34707.9887057720. The cubic root of 1204644480 is about 1064.0277754824.

The spelling of 1204644480 in words is "one billion, two hundred four million, six hundred forty-four thousand, four hundred eighty".