100605944 has 16 divisors (see below), whose sum is σ = 192650400. Its totient is φ = 49232512.

The previous prime is 100605941. The next prime is 100605961. The reversal of 100605944 is 449506001.

It is a super-2 number, since 2×100605944² = 20243111936262272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100605941) 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, 133409 + ... + 134160.

It is an arithmetic number, because the mean of its divisors is an integer number (12040650).

Almost surely, 2^100605944 is an apocalyptic number.

It is an amenable number.

100605944 is a deficient number, since it is larger than the sum of its proper divisors (92044456).

100605944 is a wasteful number, since it uses less digits than its factorization.

100605944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267622 (or 267618 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 100605944 is about 10030.2514425113. The cubic root of 100605944 is about 465.0945104077.

The spelling of 100605944 in words is "one hundred million, six hundred five thousand, nine hundred forty-four".