440147206 has 4 divisors (see below), whose sum is σ = 660220812. Its totient is φ = 220073602.

The previous prime is 440147203. The next prime is 440147219. The reversal of 440147206 is 602741044.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440147203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110036800 + ... + 110036803.

It is an arithmetic number, because the mean of its divisors is an integer number (165055203).

Almost surely, 2^440147206 is an apocalyptic number.

440147206 is a deficient number, since it is larger than the sum of its proper divisors (220073606).

440147206 is a wasteful number, since it uses less digits than its factorization.

440147206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220073605.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 440147206 is about 20979.6855553176. The cubic root of 440147206 is about 760.6753035160.

The spelling of 440147206 in words is "four hundred forty million, one hundred forty-seven thousand, two hundred six".