100550542 has 8 divisors (see below), whose sum is σ = 150952032. Its totient is φ = 50233200.

The previous prime is 100550539. The next prime is 100550543. The reversal of 100550542 is 245055001.

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

It is a super-2 number, since 2×100550542² = 20220822992987528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100550543) 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 3 ways as a sum of consecutive naturals, for example, 17959 + ... + 22882.

It is an arithmetic number, because the mean of its divisors is an integer number (18869004).

Almost surely, 2^100550542 is an apocalyptic number.

100550542 is a deficient number, since it is larger than the sum of its proper divisors (50401490).

100550542 is a wasteful number, since it uses less digits than its factorization.

100550542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42074.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 100550542 is about 10027.4893168729. The cubic root of 100550542 is about 465.0091214922.

The spelling of 100550542 in words is "one hundred million, five hundred fifty thousand, five hundred forty-two".