154564 has 12 divisors (see below), whose sum is σ = 286524. Its totient is φ = 72704.

The previous prime is 154543. The next prime is 154571. The reversal of 154564 is 465451.

154564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 129600 + 24964 = 360^2 + 158^2 .

It is a nialpdrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1069 + ... + 1204.

It is an arithmetic number, because the mean of its divisors is an integer number (23877).

2¹⁵⁴⁵⁶⁴ is an apocalyptic number.

It is an amenable number.

154564 is a deficient number, since it is larger than the sum of its proper divisors (131960).

154564 is a wasteful number, since it uses less digits than its factorization.

154564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2294 (or 2292 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 154564 is about 393.1462832077. The cubic root of 154564 is about 53.6664394797. Note that the first 3 decimals are identical.

The spelling of 154564 in words is "one hundred fifty-four thousand, five hundred sixty-four".