1924425384 has 128 divisors (see below), whose sum is σ = 5757696000. Its totient is φ = 524369664.

The previous prime is 1924425383. The next prime is 1924425403. The reversal of 1924425384 is 4835244291.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (1924425383) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 401997 + ... + 406755.

It is an arithmetic number, because the mean of its divisors is an integer number (44982000).

Almost surely, 2^1924425384 is an apocalyptic number.

1924425384 is a gapful number since it is divisible by the number (14) 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 1924425384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2878848000).

1924425384 is an abundant number, since it is smaller than the sum of its proper divisors (3833270616).

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

1924425384 is a wasteful number, since it uses less digits than its factorization.

1924425384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4887 (or 4883 counting only the distinct ones).

The product of its digits is 276480, while the sum is 42.

The square root of 1924425384 is about 43868.2730911532. The cubic root of 1924425384 is about 1243.8471791815.

The spelling of 1924425384 in words is "one billion, nine hundred twenty-four million, four hundred twenty-five thousand, three hundred eighty-four".