106420555 has 8 divisors (see below), whose sum is σ = 130114512. Its totient is φ = 83529888.

The previous prime is 106420541. The next prime is 106420597. The reversal of 106420555 is 555024601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 106420555 - 2¹³ = 106412363 is a prime.

It is a super-2 number, since 2×106420555² = 22650669053016050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200529 + ... + 201058.

It is an arithmetic number, because the mean of its divisors is an integer number (16264314).

Almost surely, 2^106420555 is an apocalyptic number.

106420555 is a deficient number, since it is larger than the sum of its proper divisors (23693957).

106420555 is an equidigital number, since it uses as much as digits as its factorization.

106420555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401645.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 106420555 is about 10316.0338793550. The cubic root of 106420555 is about 473.8874126539.

The spelling of 106420555 in words is "one hundred six million, four hundred twenty thousand, five hundred fifty-five".