2235681416 has 16 divisors (see below), whose sum is σ = 4206213900. Its totient is φ = 1114024384.

The previous prime is 2235681401. The next prime is 2235681449. The reversal of 2235681416 is 6141865322.

It can be written as a sum of positive squares in 2 ways, for example, as 2232184516 + 3496900 = 47246^2 + 1870^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2235681416.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 474551 + ... + 479238.

Almost surely, 2^2235681416 is an apocalyptic number.

It is an amenable number.

2235681416 is a deficient number, since it is larger than the sum of its proper divisors (1970532484).

2235681416 is a wasteful number, since it uses less digits than its factorization.

2235681416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954088 (or 954084 counting only the distinct ones).

The product of its digits is 69120, while the sum is 38.

The square root of 2235681416 is about 47282.9928832768. The cubic root of 2235681416 is about 1307.5851274903.

The spelling of 2235681416 in words is "two billion, two hundred thirty-five million, six hundred eighty-one thousand, four hundred sixteen".