100804265 has 8 divisors (see below), whose sum is σ = 121055688. Its totient is φ = 80583040.

The previous prime is 100804259. The next prime is 100804283. The reversal of 100804265 is 562408001.

It can be written as a sum of positive squares in 4 ways, for example, as 1024144 + 99780121 = 1012^2 + 9989^2 .

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

It is not a de Polignac number, because 100804265 - 2⁶ = 100804201 is a prime.

It is a super-2 number, since 2×100804265² = 20322999684380450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 599 + ... + 14211.

It is an arithmetic number, because the mean of its divisors is an integer number (15131961).

Almost surely, 2^100804265 is an apocalyptic number.

It is an amenable number.

100804265 is a deficient number, since it is larger than the sum of its proper divisors (20251423).

100804265 is a wasteful number, since it uses less digits than its factorization.

100804265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15099.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 100804265 is about 10040.1327182463. The cubic root of 100804265 is about 465.3999180291.

The spelling of 100804265 in words is "one hundred million, eight hundred four thousand, two hundred sixty-five".