1934787984 has 20 divisors (see below), whose sum is σ = 4998202416. Its totient is φ = 644929312.

The previous prime is 1934787971. The next prime is 1934788021. The reversal of 1934787984 is 4897874391.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20153994 + ... + 20154089.

Almost surely, 2^1934787984 is an apocalyptic number.

It is an amenable number.

1934787984 is an abundant number, since it is smaller than the sum of its proper divisors (3063414432).

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

1934787984 is a wasteful number, since it uses less digits than its factorization.

1934787984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40308094 (or 40308088 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 60.

The square root of 1934787984 is about 43986.2249346315. The cubic root of 1934787984 is about 1246.0757966476.

The spelling of 1934787984 in words is "one billion, nine hundred thirty-four million, seven hundred eighty-seven thousand, nine hundred eighty-four".