2224051651 has 4 divisors (see below), whose sum is σ = 2224418112. Its totient is φ = 2223685192.

The previous prime is 2224051553. The next prime is 2224051657. The reversal of 2224051651 is 1561504222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1561504222 = 2 ⋅780752111.

It is a cyclic number.

It is not a de Polignac number, because 2224051651 - 2⁷ = 2224051523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2224051657) 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, 173971 + ... + 186316.

It is an arithmetic number, because the mean of its divisors is an integer number (556104528).

Almost surely, 2^2224051651 is an apocalyptic number.

2224051651 is a deficient number, since it is larger than the sum of its proper divisors (366461).

2224051651 is an equidigital number, since it uses as much as digits as its factorization.

2224051651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366460.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 2224051651 is about 47159.8521096070. The cubic root of 2224051651 is about 1305.3138807434.

Adding to 2224051651 its reverse (1561504222), we get a palindrome (3785555873).

The spelling of 2224051651 in words is "two billion, two hundred twenty-four million, fifty-one thousand, six hundred fifty-one".