106728826 has 4 divisors (see below), whose sum is σ = 160093242. Its totient is φ = 53364412.

The previous prime is 106728823. The next prime is 106728827. The reversal of 106728826 is 628827601.

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., 106605625 + 123201 = 10325^2 + 351^2 .

It is a super-2 number, since 2×106728826² = 22782084598676552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106728823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26682205 + ... + 26682208.

Almost surely, 2^106728826 is an apocalyptic number.

106728826 is a deficient number, since it is larger than the sum of its proper divisors (53364416).

106728826 is an equidigital number, since it uses as much as digits as its factorization.

106728826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53364415.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 106728826 is about 10330.9644273901. The cubic root of 106728826 is about 474.3445452584.

It can be divided in two parts, 10 and 6728826, that added together give a square (6728836 = 2594²).

The spelling of 106728826 in words is "one hundred six million, seven hundred twenty-eight thousand, eight hundred twenty-six".