100428327 has 12 divisors (see below), whose sum is σ = 151370544. Its totient is φ = 64041120.

The previous prime is 100428301. The next prime is 100428329. The reversal of 100428327 is 723824001.

It is not a de Polignac number, because 100428327 - 2¹⁰ = 100427303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100428327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100428329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 242374 + ... + 242787.

It is an arithmetic number, because the mean of its divisors is an integer number (12614212).

Almost surely, 2^100428327 is an apocalyptic number.

100428327 is a deficient number, since it is larger than the sum of its proper divisors (50942217).

100428327 is a wasteful number, since it uses less digits than its factorization.

100428327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485190 (or 485187 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 100428327 is about 10021.3934659807. The cubic root of 100428327 is about 464.8206453637.

The spelling of 100428327 in words is "one hundred million, four hundred twenty-eight thousand, three hundred twenty-seven".