105989392 has 10 divisors (see below), whose sum is σ = 205354478. Its totient is φ = 52994688.

The previous prime is 105989333. The next prime is 105989399. The reversal of 105989392 is 293989501.

It can be written as a sum of positive squares in only one way, i.e., 95335696 + 10653696 = 9764^2 + 3264^2 .

It is a super-2 number, since 2×105989392² = 22467502433059328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105989399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3312153 + ... + 3312184.

Almost surely, 2^105989392 is an apocalyptic number.

It is an amenable number.

105989392 is a deficient number, since it is larger than the sum of its proper divisors (99365086).

105989392 is an equidigital number, since it uses as much as digits as its factorization.

105989392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6624345 (or 6624339 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 46.

The square root of 105989392 is about 10295.1149580760. The cubic root of 105989392 is about 473.2465612721.

The spelling of 105989392 in words is "one hundred five million, nine hundred eighty-nine thousand, three hundred ninety-two".