546436 has 18 divisors (see below), whose sum is σ = 1052030. Its totient is φ = 248160.

The previous prime is 546391. The next prime is 546461. The reversal of 546436 is 634645.

It can be written as a sum of positive squares in only one way, i.e., 352836 + 193600 = 594^2 + 440^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 81 + ... + 1048.

2⁵⁴⁶⁴³⁶ is an apocalyptic number.

It is an amenable number.

546436 is a deficient number, since it is larger than the sum of its proper divisors (505594).

546436 is a wasteful number, since it uses less digits than its factorization.

546436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155 (or 1142 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 546436 is about 739.2130951221. The cubic root of 546436 is about 81.7547700210.

Subtracting 546436 from its reverse (634645), we obtain a square (88209 = 297²).

The spelling of 546436 in words is "five hundred forty-six thousand, four hundred thirty-six".