441164146 has 4 divisors (see below), whose sum is σ = 661746222. Its totient is φ = 220582072.

The previous prime is 441164123. The next prime is 441164147. The reversal of 441164146 is 641461144.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 220968225 + 220195921 = 14865^2 + 14839^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (441164147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110291035 + ... + 110291038.

Almost surely, 2^441164146 is an apocalyptic number.

441164146 is a deficient number, since it is larger than the sum of its proper divisors (220582076).

441164146 is a wasteful number, since it uses less digits than its factorization.

441164146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220582075.

The product of its digits is 9216, while the sum is 31.

The square root of 441164146 is about 21003.9078744885. The cubic root of 441164146 is about 761.2606880851.

The spelling of 441164146 in words is "four hundred forty-one million, one hundred sixty-four thousand, one hundred forty-six".