106865787 has 16 divisors (see below), whose sum is σ = 163046912. Its totient is φ = 60989760.

The previous prime is 106865761. The next prime is 106865807. The reversal of 106865787 is 787568601.

It is not a de Polignac number, because 106865787 - 2¹⁰ = 106864763 is a prime.

It is a super-2 number, since 2×106865787² = 22840592862258738, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106865687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16962 + ... + 22392.

It is an arithmetic number, because the mean of its divisors is an integer number (10190432).

Almost surely, 2^106865787 is an apocalyptic number.

106865787 is a deficient number, since it is larger than the sum of its proper divisors (56181125).

106865787 is an equidigital number, since it uses as much as digits as its factorization.

106865787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6378.

The product of its (nonzero) digits is 564480, while the sum is 48.

The square root of 106865787 is about 10337.5909669516. The cubic root of 106865787 is about 474.5473612352.

The spelling of 106865787 in words is "one hundred six million, eight hundred sixty-five thousand, seven hundred eighty-seven".