106347742 has 4 divisors (see below), whose sum is σ = 159521616. Its totient is φ = 53173870.

The previous prime is 106347739. The next prime is 106347749. The reversal of 106347742 is 247743601.

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

It is a super-2 number, since 2×106347742² = 22619684456997128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106347698 and 106347707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106347749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26586934 + ... + 26586937.

It is an arithmetic number, because the mean of its divisors is an integer number (39880404).

Almost surely, 2^106347742 is an apocalyptic number.

106347742 is a deficient number, since it is larger than the sum of its proper divisors (53173874).

106347742 is an equidigital number, since it uses as much as digits as its factorization.

106347742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53173873.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 106347742 is about 10312.5041575749. The cubic root of 106347742 is about 473.7793099894.

The spelling of 106347742 in words is "one hundred six million, three hundred forty-seven thousand, seven hundred forty-two".