10219538 has 12 divisors (see below), whose sum is σ = 17832222. Its totient is φ = 4379760.

The previous prime is 10219507. The next prime is 10219591. The reversal of 10219538 is 83591201.

It can be written as a sum of positive squares in only one way, i.e., 9102289 + 1117249 = 3017^2 + 1057^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10219538.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 52043 + ... + 52238.

Almost surely, 2^10219538 is an apocalyptic number.

10219538 is a deficient number, since it is larger than the sum of its proper divisors (7612684).

10219538 is a wasteful number, since it uses less digits than its factorization.

10219538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104297 (or 104290 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 10219538 is about 3196.8012137135. The cubic root of 10219538 is about 217.0086711762.

The spelling of 10219538 in words is "ten million, two hundred nineteen thousand, five hundred thirty-eight".