1204379888 has 20 divisors (see below), whose sum is σ = 2383136160. Its totient is φ = 589377024.

The previous prime is 1204379881. The next prime is 1204379893. The reversal of 1204379888 is 8889734021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204379881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 800033 + ... + 801536.

It is an arithmetic number, because the mean of its divisors is an integer number (119156808).

Almost surely, 2^1204379888 is an apocalyptic number.

It is an amenable number.

1204379888 is a deficient number, since it is larger than the sum of its proper divisors (1178756272).

1204379888 is a wasteful number, since it uses less digits than its factorization.

1204379888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1601624 (or 1601618 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 50.

The square root of 1204379888 is about 34704.1768091393. The cubic root of 1204379888 is about 1063.9498676136.

The spelling of 1204379888 in words is "one billion, two hundred four million, three hundred seventy-nine thousand, eight hundred eighty-eight".