440052331 has 8 divisors (see below), whose sum is σ = 464222720. Its totient is φ = 415982952.

The previous prime is 440052323. The next prime is 440052343. The reversal of 440052331 is 133250044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 440052331 - 2³ = 440052323 is a prime.

It is a super-2 number, since 2×440052331² = 387292108037067122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (440052311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16215 + ... + 33808.

It is an arithmetic number, because the mean of its divisors is an integer number (58027840).

Almost surely, 2^440052331 is an apocalyptic number.

440052331 is a deficient number, since it is larger than the sum of its proper divisors (24170389).

440052331 is a wasteful number, since it uses less digits than its factorization.

440052331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50505.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 440052331 is about 20977.4243175848. The cubic root of 440052331 is about 760.6206443365.

The spelling of 440052331 in words is "four hundred forty million, fifty-two thousand, three hundred thirty-one".