100252245 has 8 divisors (see below), whose sum is σ = 160403616. Its totient is φ = 53467856.

The previous prime is 100252241. The next prime is 100252319. The reversal of 100252245 is 542252001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100252245 - 2² = 100252241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100252241) 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 7 ways as a sum of consecutive naturals, for example, 3341727 + ... + 3341756.

It is an arithmetic number, because the mean of its divisors is an integer number (20050452).

Almost surely, 2^100252245 is an apocalyptic number.

100252245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100252245 is a deficient number, since it is larger than the sum of its proper divisors (60151371).

100252245 is an equidigital number, since it uses as much as digits as its factorization.

100252245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6683491.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 100252245 is about 10012.6043065728. The cubic root of 100252245 is about 464.5488281978.

The spelling of 100252245 in words is "one hundred million, two hundred fifty-two thousand, two hundred forty-five".