3799779972 has 36 divisors (see below), whose sum is σ = 9112294800. Its totient is φ = 1232355744.

The previous prime is 3799779967. The next prime is 3799780027. The reversal of 3799779972 is 2799779973.

It is a super-2 number, since 2×3799779972² = 28876655671224641568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3799779897 and 3799779906.

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 11 ways as a sum of consecutive naturals, for example, 99222 + ... + 132077.

It is an arithmetic number, because the mean of its divisors is an integer number (253119300).

Almost surely, 2^3799779972 is an apocalyptic number.

It is an amenable number.

3799779972 is an abundant number, since it is smaller than the sum of its proper divisors (5312514828).

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

3799779972 is a wasteful number, since it uses less digits than its factorization.

3799779972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231380 (or 231341 counting only the distinct ones).

The product of its digits is 94517766, while the sum is 69.

The square root of 3799779972 is about 61642.3553411127. The cubic root of 3799779972 is about 1560.4606315600.

Subtracting from 3799779972 its reverse (2799779973), we obtain a palindrome (999999999).

The spelling of 3799779972 in words is "three billion, seven hundred ninety-nine million, seven hundred seventy-nine thousand, nine hundred seventy-two".