4013433344 has 20 divisors (see below), whose sum is σ = 8019028974. Its totient is φ = 2006716416.

The previous prime is 4013433313. The next prime is 4013433371. The reversal of 4013433344 is 4433343104.

It can be written as a sum of positive squares in only one way, i.e., 3808370944 + 205062400 = 61712^2 + 14320^2 .

It is a super-2 number, since 2×4013433344² = 32215294413462044672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3918857 + ... + 3919880.

Almost surely, 2^4013433344 is an apocalyptic number.

It is an amenable number.

4013433344 is a deficient number, since it is larger than the sum of its proper divisors (4005595630).

4013433344 is an frugal number, since it uses more digits than its factorization.

4013433344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7838755 (or 7838739 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

The square root of 4013433344 is about 63351.6640981119. The cubic root of 4013433344 is about 1589.1760751070.

Adding to 4013433344 its reverse (4433343104), we get a palindrome (8446776448).

The spelling of 4013433344 in words is "four billion, thirteen million, four hundred thirty-three thousand, three hundred forty-four".