105728002 has 4 divisors (see below), whose sum is σ = 158592006. Its totient is φ = 52864000.

The previous prime is 105727967. The next prime is 105728003. The reversal of 105728002 is 200827501.

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

It can be written as a sum of positive squares in only one way, i.e., 103002201 + 2725801 = 10149^2 + 1651^2 .

It is a super-2 number, since 2×105728002² = 22356820813824008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105728003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26431999 + ... + 26432002.

Almost surely, 2^105728002 is an apocalyptic number.

105728002 is a deficient number, since it is larger than the sum of its proper divisors (52864004).

105728002 is an equidigital number, since it uses as much as digits as its factorization.

105728002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52864003.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 105728002 is about 10282.4122656116. The cubic root of 105728002 is about 472.8572023413.

The spelling of 105728002 in words is "one hundred five million, seven hundred twenty-eight thousand, two".