2221016754 has 64 divisors (see below), whose sum is σ = 4923555840. Its totient is φ = 662310720.

The previous prime is 2221016753. The next prime is 2221016783. The reversal of 2221016754 is 4576101222.

It is not an unprimeable number, because it can be changed into a prime (2221016753) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1735887 + ... + 1737165.

It is an arithmetic number, because the mean of its divisors is an integer number (76930560).

Almost surely, 2^2221016754 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2221016754, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2461777920).

2221016754 is an abundant number, since it is smaller than the sum of its proper divisors (2702539086).

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

2221016754 is a wasteful number, since it uses less digits than its factorization.

2221016754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1695.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 2221016754 is about 47127.6644233512. The cubic root of 2221016754 is about 1304.7198752832.

Adding to 2221016754 its reverse (4576101222), we get a palindrome (6797117976).

The spelling of 2221016754 in words is "two billion, two hundred twenty-one million, sixteen thousand, seven hundred fifty-four".