440434434 has 24 divisors (see below), whose sum is σ = 968229360. Its totient is φ = 133464760.

The previous prime is 440434409. The next prime is 440434441. The reversal of 440434434 is 434434044.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 302604 + ... + 304055.

It is an arithmetic number, because the mean of its divisors is an integer number (40342890).

Almost surely, 2^440434434 is an apocalyptic number.

440434434 is an abundant number, since it is smaller than the sum of its proper divisors (527794926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440434434 is a wasteful number, since it uses less digits than its factorization.

440434434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606686 (or 606675 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

The square root of 440434434 is about 20986.5298227220. The cubic root of 440434434 is about 760.8407328194.

Adding to 440434434 its reverse (434434044), we get a palindrome (874868478).

The spelling of 440434434 in words is "four hundred forty million, four hundred thirty-four thousand, four hundred thirty-four".