100813628 has 24 divisors (see below), whose sum is σ = 184146480. Its totient is φ = 48231680.

The previous prime is 100813613. The next prime is 100813633. The reversal of 100813628 is 826318001.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a self number, because there is not a number n which added to its sum of digits gives 100813628.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9263 + ... + 16953.

It is an arithmetic number, because the mean of its divisors is an integer number (7672770).

Almost surely, 2^100813628 is an apocalyptic number.

It is an amenable number.

100813628 is a deficient number, since it is larger than the sum of its proper divisors (83332852).

100813628 is a wasteful number, since it uses less digits than its factorization.

100813628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7837 (or 7835 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 100813628 is about 10040.5989861163. The cubic root of 100813628 is about 465.4143268259.

The spelling of 100813628 in words is "one hundred million, eight hundred thirteen thousand, six hundred twenty-eight".