100322442 has 32 divisors (see below), whose sum is σ = 243207360. Its totient is φ = 30400560.

The previous prime is 100322399. The next prime is 100322461. The reversal of 100322442 is 244223001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83853 + ... + 85040.

It is an arithmetic number, because the mean of its divisors is an integer number (7600230).

Almost surely, 2^100322442 is an apocalyptic number.

100322442 is an abundant number, since it is smaller than the sum of its proper divisors (142884918).

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

100322442 is a wasteful number, since it uses less digits than its factorization.

100322442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168915 (or 168909 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 100322442 is about 10016.1091248049. The cubic root of 100322442 is about 464.6572291813.

Adding to 100322442 its reverse (244223001), we get a palindrome (344545443).

The spelling of 100322442 in words is "one hundred million, three hundred twenty-two thousand, four hundred forty-two".