100004649 has 4 divisors (see below), whose sum is σ = 133339536. Its totient is φ = 66669764.

The previous prime is 100004647. The next prime is 100004651. The reversal of 100004649 is 946400001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (100004647) and next prime (100004651).

It is a cyclic number.

It is not a de Polignac number, because 100004649 - 2¹ = 100004647 is a prime.

It is a super-2 number, since 2×100004649² = 20001859643226402, which contains 22 as substring.

100004649 is a modest number, since divided by 4649 gives 10 as remainder.

It is not an unprimeable number, because it can be changed into a prime (100004647) 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 3 ways as a sum of consecutive naturals, for example, 16667439 + ... + 16667444.

It is an arithmetic number, because the mean of its divisors is an integer number (33334884).

Almost surely, 2^100004649 is an apocalyptic number.

It is an amenable number.

100004649 is a deficient number, since it is larger than the sum of its proper divisors (33334887).

100004649 is an equidigital number, since it uses as much as digits as its factorization.

100004649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33334886.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 100004649 is about 10000.2324472984. The cubic root of 100004649 is about 464.1660761653.

The spelling of 100004649 in words is "one hundred million, four thousand, six hundred forty-nine".