106275621 has 4 divisors (see below), whose sum is σ = 141700832. Its totient is φ = 70850412.

The previous prime is 106275613. The next prime is 106275623. The reversal of 106275621 is 126572601.

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.

It is not a de Polignac number, because 106275621 - 2³ = 106275613 is a prime.

It is a super-2 number, since 2×106275621² = 22589015237871282, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106275623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17712601 + ... + 17712606.

It is an arithmetic number, because the mean of its divisors is an integer number (35425208).

Almost surely, 2^106275621 is an apocalyptic number.

It is an amenable number.

106275621 is a deficient number, since it is larger than the sum of its proper divisors (35425211).

106275621 is an equidigital number, since it uses as much as digits as its factorization.

106275621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35425210.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 106275621 is about 10309.0067901811. The cubic root of 106275621 is about 473.6721860580.

The spelling of 106275621 in words is "one hundred six million, two hundred seventy-five thousand, six hundred twenty-one".