440254445 has 16 divisors (see below), whose sum is σ = 536495232. Its totient is φ = 346783680.

The previous prime is 440254429. The next prime is 440254487. The reversal of 440254445 is 544452044.

It is not a de Polignac number, because 440254445 - 2⁴ = 440254429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90854 + ... + 95576.

It is an arithmetic number, because the mean of its divisors is an integer number (33530952).

Almost surely, 2^440254445 is an apocalyptic number.

It is an amenable number.

440254445 is a deficient number, since it is larger than the sum of its proper divisors (96240787).

440254445 is a wasteful number, since it uses less digits than its factorization.

440254445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5012.

The product of its (nonzero) digits is 51200, while the sum is 32.

The square root of 440254445 is about 20982.2411815325. The cubic root of 440254445 is about 760.7370763606.

The spelling of 440254445 in words is "four hundred forty million, two hundred fifty-four thousand, four hundred forty-five".