2236521016 has 16 divisors (see below), whose sum is σ = 4252541040. Its totient is φ = 1102510080.

The previous prime is 2236521011. The next prime is 2236521017. The reversal of 2236521016 is 6101256322.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2236521011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1968201 + ... + 1969336.

It is an arithmetic number, because the mean of its divisors is an integer number (265783815).

Almost surely, 2^2236521016 is an apocalyptic number.

It is an amenable number.

2236521016 is a deficient number, since it is larger than the sum of its proper divisors (2016020024).

2236521016 is a wasteful number, since it uses less digits than its factorization.

2236521016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3937614 (or 3937610 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 2236521016 is about 47291.8705064623. The cubic root of 2236521016 is about 1307.7487928890.

Adding to 2236521016 its reverse (6101256322), we get a palindrome (8337777338).

The spelling of 2236521016 in words is "two billion, two hundred thirty-six million, five hundred twenty-one thousand, sixteen".