201869086 has 8 divisors (see below), whose sum is σ = 312571584. Its totient is φ = 97678560.

The previous prime is 201869039. The next prime is 201869093. The reversal of 201869086 is 680968102.

201869086 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×201869086² = 81502255764950792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1627915 + ... + 1628038.

It is an arithmetic number, because the mean of its divisors is an integer number (39071448).

Almost surely, 2^201869086 is an apocalyptic number.

201869086 is a deficient number, since it is larger than the sum of its proper divisors (110702498).

201869086 is a wasteful number, since it uses less digits than its factorization.

201869086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3255986.

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 201869086 is about 14208.0641186616. The cubic root of 201869086 is about 586.6196487945.

The spelling of 201869086 in words is "two hundred one million, eight hundred sixty-nine thousand, eighty-six".