1929485484 has 36 divisors (see below), whose sum is σ = 4944129736. Its totient is φ = 634350528.

The previous prime is 1929485471. The next prime is 1929485489. The reversal of 1929485484 is 4845849291.

It is a happy number.

1929485484 is a `hidden beast` number, since 1 + 9 + 2 + 94 + 8 + 548 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1929485484.

It is not an unprimeable number, because it can be changed into a prime (1929485489) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 364474 + ... + 369729.

Almost surely, 2^1929485484 is an apocalyptic number.

It is an amenable number.

1929485484 is an abundant number, since it is smaller than the sum of its proper divisors (3014644252).

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

1929485484 is a wasteful number, since it uses less digits than its factorization.

1929485484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734286 (or 734281 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 54.

The square root of 1929485484 is about 43925.9090287270. The cubic root of 1929485484 is about 1244.9364190688.

The spelling of 1929485484 in words is "one billion, nine hundred twenty-nine million, four hundred eighty-five thousand, four hundred eighty-four".