545070 has 16 divisors (see below), whose sum is σ = 1308240. Its totient is φ = 145344.

The previous prime is 545063. The next prime is 545087. The reversal of 545070 is 70545.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 545070.

It is an unprimeable number.

545070 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 7 ways as a sum of consecutive naturals, for example, 9055 + ... + 9114.

It is an arithmetic number, because the mean of its divisors is an integer number (81765).

2⁵⁴⁵⁰⁷⁰ is an apocalyptic number.

545070 is an abundant number, since it is smaller than the sum of its proper divisors (763170).

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

545070 is a wasteful number, since it uses less digits than its factorization.

545070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18179.

The product of its (nonzero) digits is 700, while the sum is 21.

The square root of 545070 is about 738.2885614717. The cubic root of 545070 is about 81.6865886887.

The spelling of 545070 in words is "five hundred forty-five thousand, seventy".