546626 has 4 divisors (see below), whose sum is σ = 819942. Its totient is φ = 273312.

The previous prime is 546619. The next prime is 546631. The reversal of 546626 is 626645.

546626 is nontrivially palindromic in base 8.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 626645 = 5 ⋅125329.

It can be written as a sum of positive squares in only one way, i.e., 491401 + 55225 = 701^2 + 235^2 .

It is an Ulam number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 546626.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136655 + ... + 136658.

2⁵⁴⁶⁶²⁶ is an apocalyptic number.

546626 is a deficient number, since it is larger than the sum of its proper divisors (273316).

546626 is a wasteful number, since it uses less digits than its factorization.

546626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273315.

The product of its digits is 8640, while the sum is 29.

The square root of 546626 is about 739.3415989920. The cubic root of 546626 is about 81.7642445104.

The spelling of 546626 in words is "five hundred forty-six thousand, six hundred twenty-six".