106587857 has 4 divisors (see below), whose sum is σ = 106766400. Its totient is φ = 106409316.

The previous prime is 106587839. The next prime is 106587863. The reversal of 106587857 is 758785601.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 758785601 = 7 ⋅108397943.

It is a cyclic number.

It is not a de Polignac number, because 106587857 - 2⁸ = 106587601 is a prime.

It is a super-2 number, since 2×106587857² = 22721942519704898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106583857) 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, 88373 + ... + 89570.

It is an arithmetic number, because the mean of its divisors is an integer number (26691600).

Almost surely, 2^106587857 is an apocalyptic number.

It is an amenable number.

106587857 is a deficient number, since it is larger than the sum of its proper divisors (178543).

106587857 is an equidigital number, since it uses as much as digits as its factorization.

106587857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178542.

The product of its (nonzero) digits is 470400, while the sum is 47.

The square root of 106587857 is about 10324.1395283094. The cubic root of 106587857 is about 474.1356128317.

The spelling of 106587857 in words is "one hundred six million, five hundred eighty-seven thousand, eight hundred fifty-seven".