4009072023 has 16 divisors (see below), whose sum is σ = 6479308800. Its totient is φ = 2429740440.

The previous prime is 4009072009. The next prime is 4009072031. The reversal of 4009072023 is 3202709004.

It is not a de Polignac number, because 4009072023 - 2⁶ = 4009071959 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4009072423) 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, 6748983 + ... + 6749576.

It is an arithmetic number, because the mean of its divisors is an integer number (404956800).

Almost surely, 2^4009072023 is an apocalyptic number.

4009072023 is a deficient number, since it is larger than the sum of its proper divisors (2470236777).

4009072023 is a wasteful number, since it uses less digits than its factorization.

4009072023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13498579 (or 13498573 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 4009072023 is about 63317.2332228754. The cubic root of 4009072023 is about 1588.6002240860.

The spelling of 4009072023 in words is "four billion, nine million, seventy-two thousand, twenty-three".