100465000 has 80 divisors (see below), whose sum is σ = 239548320. Its totient is φ = 39480000.

The previous prime is 100464971. The next prime is 100465007. The reversal of 100465000 is 564001.

It is not an unprimeable number, because it can be changed into a prime (100465007) 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 19 ways as a sum of consecutive naturals, for example, 354859 + ... + 355141.

It is an arithmetic number, because the mean of its divisors is an integer number (2994354).

Almost surely, 2^100465000 is an apocalyptic number.

100465000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100465000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119774160).

100465000 is an abundant number, since it is smaller than the sum of its proper divisors (139083320).

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

100465000 is an equidigital number, since it uses as much as digits as its factorization.

100465000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380 (or 361 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 100465000 is about 10023.2230345334. The cubic root of 100465000 is about 464.8772173607.

Subtracting from 100465000 its reverse (564001), we obtain a palindrome (99900999).

The spelling of 100465000 in words is "one hundred million, four hundred sixty-five thousand".