545698 has 8 divisors (see below), whose sum is σ = 854208. Its totient is φ = 260964.

The previous prime is 545663. The next prime is 545711. The reversal of 545698 is 896545.

It is a sphenic number, since it is the product of 3 distinct primes.

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

It is an unprimeable number.

545698 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5886 + ... + 5977.

It is an arithmetic number, because the mean of its divisors is an integer number (106776).

2⁵⁴⁵⁶⁹⁸ is an apocalyptic number.

545698 is a deficient number, since it is larger than the sum of its proper divisors (308510).

545698 is a wasteful number, since it uses less digits than its factorization.

545698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11888.

The product of its digits is 43200, while the sum is 37.

The square root of 545698 is about 738.7137469954. The cubic root of 545698 is about 81.7179482627.

The spelling of 545698 in words is "five hundred forty-five thousand, six hundred ninety-eight".