1489374432 has 384 divisors, whose sum is σ = 5633510400. Its totient is φ = 371755008.

The previous prime is 1489374421. The next prime is 1489374461. The reversal of 1489374432 is 2344739841.

1489374432 is a `hidden beast` number, since 148 + 9 + 3 + 74 + 432 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1493358 + ... + 1494354.

It is an arithmetic number, because the mean of its divisors is an integer number (14670600).

Almost surely, 2^1489374432 is an apocalyptic number.

1489374432 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 1489374432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2816755200).

1489374432 is an abundant number, since it is smaller than the sum of its proper divisors (4144135968).

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

1489374432 is a wasteful number, since it uses less digits than its factorization.

1489374432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055 (or 1041 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 1489374432 is about 38592.4141768820. The cubic root of 1489374432 is about 1142.0048930242.

The spelling of 1489374432 in words is "one billion, four hundred eighty-nine million, three hundred seventy-four thousand, four hundred thirty-two".