440252353 has 4 divisors (see below), whose sum is σ = 440677120. Its totient is φ = 439827588.

The previous prime is 440252299. The next prime is 440252369. The reversal of 440252353 is 353252044.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-440252353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (440252053) by changing a digit.

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, 210825 + ... + 212902.

It is an arithmetic number, because the mean of its divisors is an integer number (110169280).

Almost surely, 2^440252353 is an apocalyptic number.

It is an amenable number.

440252353 is a deficient number, since it is larger than the sum of its proper divisors (424767).

440252353 is a wasteful number, since it uses less digits than its factorization.

440252353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424766.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 440252353 is about 20982.1913297920. The cubic root of 440252353 is about 760.7358714025.

The spelling of 440252353 in words is "four hundred forty million, two hundred fifty-two thousand, three hundred fifty-three".