100330840 has 32 divisors (see below), whose sum is σ = 226140480. Its totient is φ = 40061952.

The previous prime is 100330829. The next prime is 100330859. The reversal of 100330840 is 48033001.

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 7 ways as a sum of consecutive naturals, for example, 25057 + ... + 28783.

It is an arithmetic number, because the mean of its divisors is an integer number (7066890).

Almost surely, 2^100330840 is an apocalyptic number.

100330840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100330840 is an abundant number, since it is smaller than the sum of its proper divisors (125809640).

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

100330840 is a wasteful number, since it uses less digits than its factorization.

100330840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4411 (or 4407 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 100330840 is about 10016.5283406977. The cubic root of 100330840 is about 464.6701943180.

Adding to 100330840 its reverse (48033001), we get a palindrome (148363841).

The spelling of 100330840 in words is "one hundred million, three hundred thirty thousand, eight hundred forty".