3969439260 has 48 divisors (see below), whose sum is σ = 11162170656. Its totient is φ = 1053970432.

The previous prime is 3969439223. The next prime is 3969439277. The reversal of 3969439260 is 629349693.

3969439260 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127989 + ... + 155948.

It is an arithmetic number, because the mean of its divisors is an integer number (232545222).

Almost surely, 2^3969439260 is an apocalyptic number.

3969439260 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3969439260 is an abundant number, since it is smaller than the sum of its proper divisors (7192731396).

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

3969439260 is a wasteful number, since it uses less digits than its factorization.

3969439260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284182 (or 284180 counting only the distinct ones).

The product of its (nonzero) digits is 1889568, while the sum is 51.

The square root of 3969439260 is about 63003.4860940250. The cubic root of 3969439260 is about 1583.3480332030.

The spelling of 3969439260 in words is "three billion, nine hundred sixty-nine million, four hundred thirty-nine thousand, two hundred sixty".