100945928 has 16 divisors (see below), whose sum is σ = 191555280. Its totient is φ = 49864528.

The previous prime is 100945927. The next prime is 100945931. The reversal of 100945928 is 829549001.

It is a junction number, because it is equal to n+sod(n) for n = 100945891 and 100945900.

It is not an unprimeable number, because it can be changed into a prime (100945927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75350 + ... + 76677.

It is an arithmetic number, because the mean of its divisors is an integer number (11972205).

Almost surely, 2^100945928 is an apocalyptic number.

It is an amenable number.

100945928 is a deficient number, since it is larger than the sum of its proper divisors (90609352).

100945928 is a wasteful number, since it uses less digits than its factorization.

100945928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152116 (or 152112 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 100945928 is about 10047.1850784187. The cubic root of 100945928 is about 465.6178290744.

The spelling of 100945928 in words is "one hundred million, nine hundred forty-five thousand, nine hundred twenty-eight".