654470 has 8 divisors (see below), whose sum is σ = 1178064. Its totient is φ = 261784.

The previous prime is 654439. The next prime is 654491. The reversal of 654470 is 74456.

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

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 654470.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32714 + ... + 32733.

It is an arithmetic number, because the mean of its divisors is an integer number (147258).

2⁶⁵⁴⁴⁷⁰ is an apocalyptic number.

654470 is a deficient number, since it is larger than the sum of its proper divisors (523594).

654470 is a wasteful number, since it uses less digits than its factorization.

654470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65454.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 654470 is about 808.9932014547. The cubic root of 654470 is about 86.8220257412.

The spelling of 654470 in words is "six hundred fifty-four thousand, four hundred seventy".