4932191887 has 8 divisors (see below), whose sum is σ = 5663507072. Its totient is φ = 4207555800.

The previous prime is 4932191881. The next prime is 4932191947. The reversal of 4932191887 is 7881912394.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4932191887 - 2¹⁹ = 4931667599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4932191881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1668189 + ... + 1671142.

It is an arithmetic number, because the mean of its divisors is an integer number (707938384).

Almost surely, 2^4932191887 is an apocalyptic number.

4932191887 is a deficient number, since it is larger than the sum of its proper divisors (731315185).

4932191887 is a wasteful number, since it uses less digits than its factorization.

4932191887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3339549.

The product of its digits is 870912, while the sum is 52.

The square root of 4932191887 is about 70229.5656187620. The cubic root of 4932191887 is about 1702.2107209954.

The spelling of 4932191887 in words is "four billion, nine hundred thirty-two million, one hundred ninety-one thousand, eight hundred eighty-seven".