100506046 has 4 divisors (see below), whose sum is σ = 150759072. Its totient is φ = 50253022.

The previous prime is 100506037. The next prime is 100506071. The reversal of 100506046 is 640605001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 640605001 = 89 ⋅7197809.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 as a sum of consecutive naturals, namely, 25126510 + ... + 25126513.

It is an arithmetic number, because the mean of its divisors is an integer number (37689768).

Almost surely, 2^100506046 is an apocalyptic number.

100506046 is a deficient number, since it is larger than the sum of its proper divisors (50253026).

100506046 is an equidigital number, since it uses as much as digits as its factorization.

100506046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50253025.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 100506046 is about 10025.2703704189. The cubic root of 100506046 is about 464.9405188495.

The spelling of 100506046 in words is "one hundred million, five hundred six thousand, forty-six".