105219382 has 4 divisors (see below), whose sum is σ = 157829076. Its totient is φ = 52609690.

The previous prime is 105219371. The next prime is 105219383. The reversal of 105219382 is 283912501.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×105219382² = 22142236696923848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105219383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26304844 + ... + 26304847.

It is an arithmetic number, because the mean of its divisors is an integer number (39457269).

Almost surely, 2^105219382 is an apocalyptic number.

105219382 is a deficient number, since it is larger than the sum of its proper divisors (52609694).

105219382 is an equidigital number, since it uses as much as digits as its factorization.

105219382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52609693.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 105219382 is about 10257.6499257871. The cubic root of 105219382 is about 472.0977336398.

The spelling of 105219382 in words is "one hundred five million, two hundred nineteen thousand, three hundred eighty-two".