4406121436 has 12 divisors (see below), whose sum is σ = 7720087312. Its totient is φ = 2200382208.

The previous prime is 4406121427. The next prime is 4406121437. The reversal of 4406121436 is 6341216044.

It is a super-2 number, since 2×4406121436² = 38827812217557404192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4406121398 and 4406121407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4406121437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 665925 + ... + 672508.

Almost surely, 2^4406121436 is an apocalyptic number.

It is an amenable number.

4406121436 is a deficient number, since it is larger than the sum of its proper divisors (3313965876).

4406121436 is a wasteful number, since it uses less digits than its factorization.

4406121436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339260 (or 1339258 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 4406121436 is about 66378.6218296222. The cubic root of 4406121436 is about 1639.4021016012.

The spelling of 4406121436 in words is "four billion, four hundred six million, one hundred twenty-one thousand, four hundred thirty-six".