100556126 has 32 divisors (see below), whose sum is σ = 170781696. Its totient is φ = 43992000.

The previous prime is 100556107. The next prime is 100556147. The reversal of 100556126 is 621655001.

It is a super-2 number, since 2×100556126² = 20223068952255752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100556095 and 100556104.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 192746 + ... + 193266.

It is an arithmetic number, because the mean of its divisors is an integer number (5336928).

Almost surely, 2^100556126 is an apocalyptic number.

100556126 is a deficient number, since it is larger than the sum of its proper divisors (70225570).

100556126 is a wasteful number, since it uses less digits than its factorization.

100556126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 100556126 is about 10027.7677476096. The cubic root of 100556126 is about 465.0177293121.

The spelling of 100556126 in words is "one hundred million, five hundred fifty-six thousand, one hundred twenty-six".