4039821034 has 4 divisors (see below), whose sum is σ = 6059731554. Its totient is φ = 2019910516.

The previous prime is 4039821029. The next prime is 4039821043. The reversal of 4039821034 is 4301289304.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4038983809 + 837225 = 63553^2 + 915^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1009955257 + ... + 1009955260.

Almost surely, 2^4039821034 is an apocalyptic number.

4039821034 is a deficient number, since it is larger than the sum of its proper divisors (2019910520).

4039821034 is a wasteful number, since it uses less digits than its factorization.

4039821034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2019910519.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 4039821034 is about 63559.5864838657. The cubic root of 4039821034 is about 1592.6513303004.

The spelling of 4039821034 in words is "four billion, thirty-nine million, eight hundred twenty-one thousand, thirty-four".