100004245 has 32 divisors (see below), whose sum is σ = 134184960. Its totient is φ = 70943040.

The previous prime is 100004243. The next prime is 100004263. The reversal of 100004245 is 542400001.

It is not a de Polignac number, because 100004245 - 2¹ = 100004243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100004243) 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 31 ways as a sum of consecutive naturals, for example, 719386 + ... + 719524.

It is an arithmetic number, because the mean of its divisors is an integer number (4193280).

Almost surely, 2^100004245 is an apocalyptic number.

It is an amenable number.

100004245 is a deficient number, since it is larger than the sum of its proper divisors (34180715).

100004245 is a wasteful number, since it uses less digits than its factorization.

100004245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 100004245 is about 10000.2122477475. The cubic root of 100004245 is about 464.1654511165.

Adding to 100004245 its reverse (542400001), we get a palindrome (642404246).

The spelling of 100004245 in words is "one hundred million, four thousand, two hundred forty-five".