100897806 has 8 divisors (see below), whose sum is σ = 201795624. Its totient is φ = 33632600.

The previous prime is 100897801. The next prime is 100897807. The reversal of 100897806 is 608798001.

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

100897806 is an admirable number.

It is a super-2 number, since 2×100897806² = 20360734511227272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100897801) 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, 8408145 + ... + 8408156.

It is an arithmetic number, because the mean of its divisors is an integer number (25224453).

Almost surely, 2^100897806 is an apocalyptic number.

100897806 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100897806 is a wasteful number, since it uses less digits than its factorization.

100897806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16816306.

The product of its (nonzero) digits is 24192, while the sum is 39.

The square root of 100897806 is about 10044.7899928271. The cubic root of 100897806 is about 465.5438289867.

The spelling of 100897806 in words is "one hundred million, eight hundred ninety-seven thousand, eight hundred six".