100002245 has 16 divisors (see below), whose sum is σ = 145214208. Its totient is φ = 64538880.

The previous prime is 100002233. The next prime is 100002251. The reversal of 100002245 is 542200001.

It is not a de Polignac number, because 100002245 - 2⁶ = 100002181 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 83441 + ... + 84630.

It is an arithmetic number, because the mean of its divisors is an integer number (9075888).

Almost surely, 2^100002245 is an apocalyptic number.

It is an amenable number.

100002245 is a deficient number, since it is larger than the sum of its proper divisors (45211963).

100002245 is a wasteful number, since it uses less digits than its factorization.

100002245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168100.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 100002245 is about 10000.1122493700. The cubic root of 100002245 is about 464.1623567909.

Adding to 100002245 its reverse (542200001), we get a palindrome (642202246).

The spelling of 100002245 in words is "one hundred million, two thousand, two hundred forty-five".