100086261 has 8 divisors (see below), whose sum is σ = 145580064. Its totient is φ = 60658320.

The previous prime is 100086257. The next prime is 100086263. The reversal of 100086261 is 162680001.

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

It is not a de Polignac number, because 100086261 - 2² = 100086257 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100086263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1516426 + ... + 1516491.

It is an arithmetic number, because the mean of its divisors is an integer number (18197508).

Almost surely, 2^100086261 is an apocalyptic number.

100086261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100086261 is a deficient number, since it is larger than the sum of its proper divisors (45493803).

100086261 is a wasteful number, since it uses less digits than its factorization.

100086261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3032931.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 100086261 is about 10004.3121202809. The cubic root of 100086261 is about 464.2923077024.

The spelling of 100086261 in words is "one hundred million, eighty-six thousand, two hundred sixty-one".