1934394528 has 96 divisors (see below), whose sum is σ = 5556418560. Its totient is φ = 584380160.

The previous prime is 1934394523. The next prime is 1934394529. The reversal of 1934394528 is 8254934391.

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

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (1934394523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363793 + ... + 369071.

It is an arithmetic number, because the mean of its divisors is an integer number (57879360).

Almost surely, 2^1934394528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1934394528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2778209280).

1934394528 is an abundant number, since it is smaller than the sum of its proper divisors (3622024032).

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

1934394528 is a wasteful number, since it uses less digits than its factorization.

1934394528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5650 (or 5642 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The square root of 1934394528 is about 43981.7522161180. The cubic root of 1934394528 is about 1245.9913241299.

The spelling of 1934394528 in words is "one billion, nine hundred thirty-four million, three hundred ninety-four thousand, five hundred twenty-eight".