32400423 has 12 divisors (see below), whose sum is σ = 51055368. Its totient is φ = 19636560.

The previous prime is 32400421. The next prime is 32400427.

32400423 is a `hidden beast` number, since 3 + 240 + 0 + 423 = 666.

32400423 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 32400423 - 2¹ = 32400421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32400396 and 32400405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32400421) 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, 163540 + ... + 163737.

It is an arithmetic number, because the mean of its divisors is an integer number (4254614).

Almost surely, 2^32400423 is an apocalyptic number.

32400423 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

32400423 is a deficient number, since it is larger than the sum of its proper divisors (18654945).

32400423 is a wasteful number, since it uses less digits than its factorization.

32400423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327294 (or 327291 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 32400423 is about 5692.1369449443. The cubic root of 32400423 is about 318.7989581085.

It can be divided in two parts, 32400 and 423, that added together give a palindrome (32823).

The spelling of 32400423 in words is "thirty-two million, four hundred thousand, four hundred twenty-three".