4161478 has 8 divisors (see below), whose sum is σ = 6251472. Its totient is φ = 2077656.

The previous prime is 4161463. The next prime is 4161499. The reversal of 4161478 is 8741614.

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

It is an Ulam number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 951 + ... + 3037.

It is an arithmetic number, because the mean of its divisors is an integer number (781434).

Almost surely, 2^4161478 is an apocalyptic number.

4161478 is a deficient number, since it is larger than the sum of its proper divisors (2089994).

4161478 is a wasteful number, since it uses less digits than its factorization.

4161478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3086.

The product of its digits is 5376, while the sum is 31.

The square root of 4161478 is about 2039.9700978201. The cubic root of 4161478 is about 160.8480749879.

The spelling of 4161478 in words is "four million, one hundred sixty-one thousand, four hundred seventy-eight".