4197933878 has 4 divisors (see below), whose sum is σ = 6296900820. Its totient is φ = 2098966938.

The previous prime is 4197933877. The next prime is 4197933899. The reversal of 4197933878 is 8783397914.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8783397914 = 2 ⋅4391698957.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4197933877) 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 as a sum of consecutive naturals, namely, 1049483468 + ... + 1049483471.

It is an arithmetic number, because the mean of its divisors is an integer number (1574225205).

Almost surely, 2^4197933878 is an apocalyptic number.

4197933878 is a deficient number, since it is larger than the sum of its proper divisors (2098966942).

4197933878 is a wasteful number, since it uses less digits than its factorization.

4197933878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2098966941.

The product of its digits is 9144576, while the sum is 59.

The square root of 4197933878 is about 64791.4645458798. The cubic root of 4197933878 is about 1613.1640359295.

It can be divided in two parts, 41979 and 33878, that added together give a palindrome (75857).

The spelling of 4197933878 in words is "four billion, one hundred ninety-seven million, nine hundred thirty-three thousand, eight hundred seventy-eight".