27765101 has 8 divisors (see below), whose sum is σ = 34172544. Its totient is φ = 21967920.

The previous prime is 27765091. The next prime is 27765113. The reversal of 27765101 is 10156772.

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

It is not a de Polignac number, because 27765101 - 2⁶ = 27765037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27765191) 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, 152465 + ... + 152646.

It is an arithmetic number, because the mean of its divisors is an integer number (4271568).

Almost surely, 2^27765101 is an apocalyptic number.

It is an amenable number.

27765101 is a deficient number, since it is larger than the sum of its proper divisors (6407443).

27765101 is a wasteful number, since it uses less digits than its factorization.

27765101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305131.

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 27765101 is about 5269.2600049722. The cubic root of 27765101 is about 302.8073546607.

The spelling of 27765101 in words is "twenty-seven million, seven hundred sixty-five thousand, one hundred one".