4339906021 has 16 divisors (see below), whose sum is σ = 4899026880. Its totient is φ = 3810280320.

The previous prime is 4339905989. The next prime is 4339906037. The reversal of 4339906021 is 1206099334.

It is not a de Polignac number, because 4339906021 - 2⁵ = 4339905989 is a prime.

It is a super-2 number, since 2×4339906021² = 37669568542224104882, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4339906091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9450 + ... + 93643.

It is an arithmetic number, because the mean of its divisors is an integer number (306189180).

Almost surely, 2^4339906021 is an apocalyptic number.

It is an amenable number.

4339906021 is a deficient number, since it is larger than the sum of its proper divisors (559120859).

4339906021 is a wasteful number, since it uses less digits than its factorization.

4339906021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103236.

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 4339906021 is about 65877.9630908546. The cubic root of 4339906021 is about 1631.1482770427.

The spelling of 4339906021 in words is "four billion, three hundred thirty-nine million, nine hundred six thousand, twenty-one".