4064727021 has 12 divisors (see below), whose sum is σ = 5470806432. Its totient is φ = 2684469928.

The previous prime is 4064727001. The next prime is 4064727031. The reversal of 4064727021 is 1207274604.

It is not a de Polignac number, because 4064727021 - 2¹⁰ = 4064725997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4064727001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24825 + ... + 93518.

It is an arithmetic number, because the mean of its divisors is an integer number (455900536).

Almost surely, 2^4064727021 is an apocalyptic number.

It is an amenable number.

4064727021 is a deficient number, since it is larger than the sum of its proper divisors (1406079411).

4064727021 is a wasteful number, since it uses less digits than its factorization.

4064727021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118560 (or 118453 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 33.

The square root of 4064727021 is about 63755.2117163766. The cubic root of 4064727021 is about 1595.9175900910.

The spelling of 4064727021 in words is "four billion, sixty-four million, seven hundred twenty-seven thousand, twenty-one".