8354224538 has 12 divisors (see below), whose sum is σ = 13774114410. Its totient is φ = 3797374680.

The previous prime is 8354224537. The next prime is 8354224547.

It is a happy number.

8354224538 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 7094187529 + 1260037009 = 84227^2 + 35497^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8354224531) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17260553 + ... + 17261036.

Almost surely, 2^8354224538 is an apocalyptic number.

8354224538 is a deficient number, since it is larger than the sum of its proper divisors (5419889872).

8354224538 is a wasteful number, since it uses less digits than its factorization.

8354224538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34521613 (or 34521602 counting only the distinct ones).

The product of its digits is 921600, while the sum is 44.

The square root of 8354224538 is about 91401.4471329639. The cubic root of 8354224538 is about 2029.0934450993.

The spelling of 8354224538 in words is "eight billion, three hundred fifty-four million, two hundred twenty-four thousand, five hundred thirty-eight".