2225623851 has 32 divisors (see below), whose sum is σ = 3615321600. Its totient is φ = 1341980640.

The previous prime is 2225623849. The next prime is 2225623903. The reversal of 2225623851 is 1583265222.

It is a happy number.

2225623851 is a `hidden beast` number, since 2 + 2 + 25 + 623 + 8 + 5 + 1 = 666.

It is not a de Polignac number, because 2225623851 - 2¹ = 2225623849 is a prime.

It is a super-2 number, since 2×2225623851² = 9906803052280140402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2225623831) 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 31 ways as a sum of consecutive naturals, for example, 39490 + ... + 77528.

It is an arithmetic number, because the mean of its divisors is an integer number (112978800).

Almost surely, 2^2225623851 is an apocalyptic number.

2225623851 is a deficient number, since it is larger than the sum of its proper divisors (1389697749).

2225623851 is a wasteful number, since it uses less digits than its factorization.

2225623851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38256 (or 38250 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 2225623851 is about 47176.5180041936. The cubic root of 2225623851 is about 1305.6213872554.

The spelling of 2225623851 in words is "two billion, two hundred twenty-five million, six hundred twenty-three thousand, eight hundred fifty-one".