100434250 has 64 divisors (see below), whose sum is σ = 222393600. Its totient is φ = 33230400.

The previous prime is 100434241. The next prime is 100434259. The reversal of 100434250 is 52434001.

It is an interprime number because it is at equal distance from previous prime (100434241) and next prime (100434259).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100434259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49761 + ... + 51739.

It is an arithmetic number, because the mean of its divisors is an integer number (3474900).

Almost surely, 2^100434250 is an apocalyptic number.

100434250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100434250 is an abundant number, since it is smaller than the sum of its proper divisors (121959350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100434250 is a wasteful number, since it uses less digits than its factorization.

100434250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2032 (or 2022 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 100434250 is about 10021.6889794086. The cubic root of 100434250 is about 464.8297831526.

Adding to 100434250 its reverse (52434001), we get a palindrome (152868251).

The spelling of 100434250 in words is "one hundred million, four hundred thirty-four thousand, two hundred fifty".