106311782 has 4 divisors (see below), whose sum is σ = 159467676. Its totient is φ = 53155890.

The previous prime is 106311757. The next prime is 106311817. The reversal of 106311782 is 287113601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 287113601 = 29 ⋅9900469.

It is a super-2 number, since 2×106311782² = 22604389984031048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26577944 + ... + 26577947.

It is an arithmetic number, because the mean of its divisors is an integer number (39866919).

Almost surely, 2^106311782 is an apocalyptic number.

106311782 is a deficient number, since it is larger than the sum of its proper divisors (53155894).

106311782 is an equidigital number, since it uses as much as digits as its factorization.

106311782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53155893.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 106311782 is about 10310.7604957151. The cubic root of 106311782 is about 473.7259033559.

The spelling of 106311782 in words is "one hundred six million, three hundred eleven thousand, seven hundred eighty-two".