100342250 has 32 divisors (see below), whose sum is σ = 191410128. Its totient is φ = 39374400.

The previous prime is 100342217. The next prime is 100342259. The reversal of 100342250 is 52243001.

It can be written as a sum of positive squares in 8 ways, for example, as 38105929 + 62236321 = 6173^2 + 7889^2 .

It is not an unprimeable number, because it can be changed into a prime (100342259) 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 15 ways as a sum of consecutive naturals, for example, 9464 + ... + 17036.

Almost surely, 2^100342250 is an apocalyptic number.

100342250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100342250 is a deficient number, since it is larger than the sum of its proper divisors (91067878).

100342250 is an equidigital number, since it uses as much as digits as its factorization.

100342250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7643 (or 7633 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 100342250 is about 10017.0978831196. The cubic root of 100342250 is about 464.6878083303.

Adding to 100342250 its reverse (52243001), we get a palindrome (152585251).

The spelling of 100342250 in words is "one hundred million, three hundred forty-two thousand, two hundred fifty".