3939279552 has 336 divisors, whose sum is σ = 12880969920. Its totient is φ = 1141899264.

The previous prime is 3939279541. The next prime is 3939279607. The reversal of 3939279552 is 2559729393.

It is a happy number.

3939279552 is a `hidden beast` number, since 39 + 39 + 27 + 9 + 552 = 666.

It is a super-3 number, since 3×3939279552³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15327808 + ... + 15328064.

It is an arithmetic number, because the mean of its divisors is an integer number (38336220).

Almost surely, 2^3939279552 is an apocalyptic number.

3939279552 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3939279552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6440484960).

3939279552 is an abundant number, since it is smaller than the sum of its proper divisors (8941690368).

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

3939279552 is a wasteful number, since it uses less digits than its factorization.

3939279552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400 (or 387 counting only the distinct ones).

The product of its digits is 4592700, while the sum is 54.

The square root of 3939279552 is about 62763.6801980254. The cubic root of 3939279552 is about 1579.3277533280.

The spelling of 3939279552 in words is "three billion, nine hundred thirty-nine million, two hundred seventy-nine thousand, five hundred fifty-two".