100422238 has 8 divisors (see below), whose sum is σ = 172152432. Its totient is φ = 43038096.

The previous prime is 100422197. The next prime is 100422269. The reversal of 100422238 is 832224001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3586495 + ... + 3586522.

It is an arithmetic number, because the mean of its divisors is an integer number (21519054).

Almost surely, 2^100422238 is an apocalyptic number.

100422238 is a deficient number, since it is larger than the sum of its proper divisors (71730194).

100422238 is an equidigital number, since it uses as much as digits as its factorization.

100422238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7173026.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 100422238 is about 10021.0896613093. The cubic root of 100422238 is about 464.8112511015.

Adding to 100422238 its reverse (832224001), we get a palindrome (932646239).

The spelling of 100422238 in words is "one hundred million, four hundred twenty-two thousand, two hundred thirty-eight".