100555006 has 24 divisors (see below), whose sum is σ = 157532544. Its totient is φ = 48135360.

The previous prime is 100555003. The next prime is 100555009. The reversal of 100555006 is 600555001.

It is an interprime number because it is at equal distance from previous prime (100555003) and next prime (100555009).

It is a super-2 number, since 2×100555006² = 20222618463320072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100555003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 321106 + ... + 321418.

It is an arithmetic number, because the mean of its divisors is an integer number (6563856).

Almost surely, 2^100555006 is an apocalyptic number.

100555006 is a deficient number, since it is larger than the sum of its proper divisors (56977538).

100555006 is a wasteful number, since it uses less digits than its factorization.

100555006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564 (or 535 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 100555006 is about 10027.7119025229. The cubic root of 100555006 is about 465.0160028408.

The spelling of 100555006 in words is "one hundred million, five hundred fifty-five thousand, six".