4726423581 has 16 divisors (see below), whose sum is σ = 6939053568. Its totient is φ = 2837726000.

The previous prime is 4726423547. The next prime is 4726423601. The reversal of 4726423581 is 1853246274.

It is a cyclic number.

It is not a de Polignac number, because 4726423581 - 2¹⁸ = 4726161437 is a prime.

It is a super-2 number, since 2×4726423581² = 44678159734065727122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4726423981) 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, 665745 + ... + 672806.

It is an arithmetic number, because the mean of its divisors is an integer number (433690848).

Almost surely, 2^4726423581 is an apocalyptic number.

It is an amenable number.

4726423581 is a deficient number, since it is larger than the sum of its proper divisors (2212629987).

4726423581 is a wasteful number, since it uses less digits than its factorization.

4726423581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338672.

The product of its digits is 322560, while the sum is 42.

The square root of 4726423581 is about 68748.9896725763. The cubic root of 4726423581 is about 1678.2019194091.

The spelling of 4726423581 in words is "four billion, seven hundred twenty-six million, four hundred twenty-three thousand, five hundred eighty-one".