545432 has 16 divisors (see below), whose sum is σ = 1058400. Its totient is φ = 263200.

The previous prime is 545429. The next prime is 545437. The reversal of 545432 is 234545.

545432 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 545398 and 545407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 944 + ... + 1407.

It is an arithmetic number, because the mean of its divisors is an integer number (66150).

2⁵⁴⁵⁴³² is an apocalyptic number.

It is an amenable number.

545432 is a deficient number, since it is larger than the sum of its proper divisors (512968).

545432 is a wasteful number, since it uses less digits than its factorization.

545432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2386 (or 2382 counting only the distinct ones).

The product of its digits is 2400, while the sum is 23.

The square root of 545432 is about 738.5336823734. The cubic root of 545432 is about 81.7046683245.

Adding to 545432 its reverse (234545), we get a palindrome (779977).

It can be divided in two parts, 54543 and 2, that added together give a palindrome (54545).

The spelling of 545432 in words is "five hundred forty-five thousand, four hundred thirty-two".