726546 has 24 divisors (see below), whose sum is σ = 1547280. Its totient is φ = 227392.

The previous prime is 726533. The next prime is 726559. The reversal of 726546 is 645627.

726546 is nontrivially palindromic in base 5.

It is an interprime number because it is at equal distance from previous prime (726533) and next prime (726559).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1525 + ... + 1943.

It is an arithmetic number, because the mean of its divisors is an integer number (64470).

2⁷²⁶⁵⁴⁶ is an apocalyptic number.

726546 is an abundant number, since it is smaller than the sum of its proper divisors (820734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

726546 is a wasteful number, since it uses less digits than its factorization.

726546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458 (or 441 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 726546 is about 852.3766772971. The cubic root of 726546 is about 89.8988988165.

The spelling of 726546 in words is "seven hundred twenty-six thousand, five hundred forty-six".