431726023 has 4 divisors (see below), whose sum is σ = 442255968. Its totient is φ = 421196080.

The previous prime is 431726011. The next prime is 431726041. The reversal of 431726023 is 320627134.

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

It is a cyclic number.

It is not a de Polignac number, because 431726023 - 2⁵ = 431725991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 431725982 and 431726000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431726003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5264911 + ... + 5264992.

It is an arithmetic number, because the mean of its divisors is an integer number (110563992).

Almost surely, 2^431726023 is an apocalyptic number.

431726023 is a deficient number, since it is larger than the sum of its proper divisors (10529945).

431726023 is a wasteful number, since it uses less digits than its factorization.

431726023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10529944.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 431726023 is about 20778.0177832247. The cubic root of 431726023 is about 755.7927862383.

The spelling of 431726023 in words is "four hundred thirty-one million, seven hundred twenty-six thousand, twenty-three".