100097649 has 12 divisors (see below), whose sum is σ = 153090756. Its totient is φ = 62806272.

The previous prime is 100097611. The next prime is 100097651. The reversal of 100097649 is 946790001.

100097649 is a `hidden beast` number, since 1 + 0 + 0 + 0 + 9 + 7 + 649 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 91872225 + 8225424 = 9585^2 + 2868^2 .

It is not a de Polignac number, because 100097649 - 2⁷ = 100097521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100097849) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 326964 + ... + 327269.

It is an arithmetic number, because the mean of its divisors is an integer number (12757563).

Almost surely, 2^100097649 is an apocalyptic number.

It is an amenable number.

100097649 is a deficient number, since it is larger than the sum of its proper divisors (52993107).

100097649 is a wasteful number, since it uses less digits than its factorization.

100097649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654256 (or 654253 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 100097649 is about 10004.8812586657. The cubic root of 100097649 is about 464.3099163805.

The spelling of 100097649 in words is "one hundred million, ninety-seven thousand, six hundred forty-nine".