32006423 has 4 divisors (see below), whose sum is σ = 32017800. Its totient is φ = 31995048.

The previous prime is 32006419. The next prime is 32006479. The reversal of 32006423 is 32460023.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 32006423 - 2² = 32006419 is a prime.

It is a super-2 number, since 2×32006423² = 2048822226509858, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32006395 and 32006404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32006123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1961 + ... + 8237.

It is an arithmetic number, because the mean of its divisors is an integer number (8004450).

Almost surely, 2^32006423 is an apocalyptic number.

32006423 is a deficient number, since it is larger than the sum of its proper divisors (11377).

32006423 is an equidigital number, since it uses as much as digits as its factorization.

32006423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11376.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 32006423 is about 5657.4219393643. The cubic root of 32006423 is about 317.5014503829.

Adding to 32006423 its reverse (32460023), we get a palindrome (64466446).

The spelling of 32006423 in words is "thirty-two million, six thousand, four hundred twenty-three".