4094039072 has 18 divisors (see below), whose sum is σ = 8060852079. Its totient is φ = 2046838560.

The previous prime is 4094039021. The next prime is 4094039101. The reversal of 4094039072 is 2709304904.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 2047019536 + 2047019536 = 45244^2 + 45244^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=45244.

It is a super-2 number, since 2×4094039072² = 33522311846125242368, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 356297 + ... + 367607.

Almost surely, 2^4094039072 is an apocalyptic number.

It is an amenable number.

4094039072 is a deficient number, since it is larger than the sum of its proper divisors (3966813007).

4094039072 is an frugal number, since it uses more digits than its factorization.

4094039072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22632 (or 11313 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 4094039072 is about 63984.6784160083. The cubic root of 4094039072 is about 1599.7446300769.

The spelling of 4094039072 in words is "four billion, ninety-four million, thirty-nine thousand, seventy-two".