3923439486 has 64 divisors (see below), whose sum is σ = 8556964416. Its totient is φ = 1194393600.

The previous prime is 3923439463. The next prime is 3923439517. The reversal of 3923439486 is 6849343293.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 804696 + ... + 809556.

It is an arithmetic number, because the mean of its divisors is an integer number (133702569).

Almost surely, 2^3923439486 is an apocalyptic number.

3923439486 is an abundant number, since it is smaller than the sum of its proper divisors (4633524930).

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

3923439486 is a wasteful number, since it uses less digits than its factorization.

3923439486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5117.

The product of its digits is 3359232, while the sum is 51.

The square root of 3923439486 is about 62637.3649349971. The cubic root of 3923439486 is about 1577.2080542176.

The spelling of 3923439486 in words is "three billion, nine hundred twenty-three million, four hundred thirty-nine thousand, four hundred eighty-six".