3954229539 has 16 divisors (see below), whose sum is σ = 5681894400. Its totient is φ = 2431646496.

The previous prime is 3954229537. The next prime is 3954229571. The reversal of 3954229539 is 9359224593.

It is not a de Polignac number, because 3954229539 - 2¹ = 3954229537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3954229491 and 3954229500.

It is not an unprimeable number, because it can be changed into a prime (3954229537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20892 + ... + 91350.

It is an arithmetic number, because the mean of its divisors is an integer number (355118400).

Almost surely, 2^3954229539 is an apocalyptic number.

3954229539 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

3954229539 is a deficient number, since it is larger than the sum of its proper divisors (1727664861).

3954229539 is a wasteful number, since it uses less digits than its factorization.

3954229539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71914.

The product of its digits is 2624400, while the sum is 51.

The square root of 3954229539 is about 62882.6648528829. The cubic root of 3954229539 is about 1581.3231371047.

The spelling of 3954229539 in words is "three billion, nine hundred fifty-four million, two hundred twenty-nine thousand, five hundred thirty-nine".