100649746 has 16 divisors (see below), whose sum is σ = 157367808. Its totient is φ = 48225600.

The previous prime is 100649737. The next prime is 100649803. The reversal of 100649746 is 647946001.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1495 + ... + 14266.

It is an arithmetic number, because the mean of its divisors is an integer number (9835488).

Almost surely, 2^100649746 is an apocalyptic number.

100649746 is a deficient number, since it is larger than the sum of its proper divisors (56718062).

100649746 is a wasteful number, since it uses less digits than its factorization.

100649746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15897.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 100649746 is about 10032.4346995134. The cubic root of 100649746 is about 465.1619985140.

The spelling of 100649746 in words is "one hundred million, six hundred forty-nine thousand, seven hundred forty-six".