100064421 has 24 divisors (see below), whose sum is σ = 151831680. Its totient is φ = 63382176.

The previous prime is 100064407. The next prime is 100064423. The reversal of 100064421 is 124460001.

100064421 is a `hidden beast` number, since 1 + 0 + 0 + 0 + 644 + 21 = 666.

It is not a de Polignac number, because 100064421 - 2⁶ = 100064357 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100064394 and 100064403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100064423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30960 + ... + 34038.

It is an arithmetic number, because the mean of its divisors is an integer number (6326320).

Almost surely, 2^100064421 is an apocalyptic number.

It is an amenable number.

100064421 is a deficient number, since it is larger than the sum of its proper divisors (51767259).

100064421 is a wasteful number, since it uses less digits than its factorization.

100064421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3265 (or 3262 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 100064421 is about 10003.2205314089. The cubic root of 100064421 is about 464.2585338971.

The spelling of 100064421 in words is "one hundred million, sixty-four thousand, four hundred twenty-one".