106750225 has 12 divisors (see below), whose sum is σ = 140157324. Its totient is φ = 80376320.

The previous prime is 106750213. The next prime is 106750253. The reversal of 106750225 is 522057601.

106750225 = T₁₂ + T₁₃ + ... + T₈₆₁.

It is a Cunningham number, because it is equal to 10332²+1.

It can be written as a sum of positive squares in 6 ways, for example, as 8363664 + 98386561 = 2892^2 + 9919^2 .

It is not a de Polignac number, because 106750225 - 2⁷ = 106750097 is a prime.

It is a super-2 number, since 2×106750225² = 22791221075101250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106750193 and 106750202.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125164 + ... + 126013.

It is an arithmetic number, because the mean of its divisors is an integer number (11679777).

Almost surely, 2^106750225 is an apocalyptic number.

It is an amenable number.

106750225 is a deficient number, since it is larger than the sum of its proper divisors (33407099).

106750225 is a wasteful number, since it uses less digits than its factorization.

106750225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251204 (or 251199 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 106750225 is about 10332.0000483933. Note that the first 4 decimals coincide. The cubic root of 106750225 is about 474.3762449750.

The spelling of 106750225 in words is "one hundred six million, seven hundred fifty thousand, two hundred twenty-five".