106750389 has 4 divisors (see below), whose sum is σ = 142333856. Its totient is φ = 71166924.

The previous prime is 106750387. The next prime is 106750433. The reversal of 106750389 is 983057601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 106750389 - 2¹ = 106750387 is a prime.

It is a super-2 number, since 2×106750389² = 22791291103302642, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106750387) 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, 17791729 + ... + 17791734.

It is an arithmetic number, because the mean of its divisors is an integer number (35583464).

Almost surely, 2^106750389 is an apocalyptic number.

It is an amenable number.

106750389 is a deficient number, since it is larger than the sum of its proper divisors (35583467).

106750389 is an equidigital number, since it uses as much as digits as its factorization.

106750389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35583466.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 106750389 is about 10332.0079848982. The cubic root of 106750389 is about 474.3764879024.

The spelling of 106750389 in words is "one hundred six million, seven hundred fifty thousand, three hundred eighty-nine".