100550434 has 16 divisors (see below), whose sum is σ = 160356672. Its totient is φ = 47180848.

The previous prime is 100550431. The next prime is 100550459. The reversal of 100550434 is 434055001.

It is a super-2 number, since 2×100550434² = 20220779555176712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100550431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18184 + ... + 23059.

It is an arithmetic number, because the mean of its divisors is an integer number (10022292).

Almost surely, 2^100550434 is an apocalyptic number.

100550434 is a deficient number, since it is larger than the sum of its proper divisors (59806238).

100550434 is a wasteful number, since it uses less digits than its factorization.

100550434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41321.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 100550434 is about 10027.4839316750. The cubic root of 100550434 is about 465.0089550054.

The spelling of 100550434 in words is "one hundred million, five hundred fifty thousand, four hundred thirty-four".