105928390 has 8 divisors (see below), whose sum is σ = 190671120. Its totient is φ = 42371352.

The previous prime is 105928369. The next prime is 105928399. The reversal of 105928390 is 93829501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×105928390² = 22441647615984200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105928399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5296410 + ... + 5296429.

It is an arithmetic number, because the mean of its divisors is an integer number (23833890).

Almost surely, 2^105928390 is an apocalyptic number.

105928390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105928390 is a deficient number, since it is larger than the sum of its proper divisors (84742730).

105928390 is a wasteful number, since it uses less digits than its factorization.

105928390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10592846.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 105928390 is about 10292.1518644062. The cubic root of 105928390 is about 473.1557517849.

The spelling of 105928390 in words is "one hundred five million, nine hundred twenty-eight thousand, three hundred ninety".