100838469 has 4 divisors (see below), whose sum is σ = 134451296. Its totient is φ = 67225644.

The previous prime is 100838461. The next prime is 100838471. The reversal of 100838469 is 964838001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 100838469 - 2³ = 100838461 is a prime.

It is a super-2 number, since 2×100838469² = 20336793660527922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100838461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16806409 + ... + 16806414.

It is an arithmetic number, because the mean of its divisors is an integer number (33612824).

Almost surely, 2^100838469 is an apocalyptic number.

It is an amenable number.

100838469 is a deficient number, since it is larger than the sum of its proper divisors (33612827).

100838469 is an equidigital number, since it uses as much as digits as its factorization.

100838469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33612826.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 100838469 is about 10041.8359377158. The cubic root of 100838469 is about 465.4525505200.

The spelling of 100838469 in words is "one hundred million, eight hundred thirty-eight thousand, four hundred sixty-nine".