440553230 has 32 divisors (see below), whose sum is σ = 858096288. Its totient is φ = 161884800.

The previous prime is 440553227. The next prime is 440553259. The reversal of 440553230 is 32355044.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 440553230.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 19400 + ... + 35460.

It is an arithmetic number, because the mean of its divisors is an integer number (26815509).

Almost surely, 2^440553230 is an apocalyptic number.

440553230 is a deficient number, since it is larger than the sum of its proper divisors (417543058).

440553230 is a wasteful number, since it uses less digits than its factorization.

440553230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16292.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 440553230 is about 20989.3599235422. The cubic root of 440553230 is about 760.9091324900.

The spelling of 440553230 in words is "four hundred forty million, five hundred fifty-three thousand, two hundred thirty".