541666870 has 16 divisors (see below), whose sum is σ = 977621040. Its totient is φ = 216084384.

The previous prime is 541666861. The next prime is 541666883. The reversal of 541666870 is 78666145.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68880 + ... + 76339.

It is an arithmetic number, because the mean of its divisors is an integer number (61101315).

Almost surely, 2^541666870 is an apocalyptic number.

541666870 is a deficient number, since it is larger than the sum of its proper divisors (435954170).

541666870 is a wasteful number, since it uses less digits than its factorization.

541666870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145599.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 541666870 is about 23273.7377745819. The cubic root of 541666870 is about 815.1623097512.

The spelling of 541666870 in words is "five hundred forty-one million, six hundred sixty-six thousand, eight hundred seventy".