27726047 has 8 divisors (see below), whose sum is σ = 28279680. Its totient is φ = 27175320.

The previous prime is 27726037. The next prime is 27726053. The reversal of 27726047 is 74062772.

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

It is a cyclic number.

It is not a de Polignac number, because 27726047 - 2⁶ = 27725983 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27725998 and 27726016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27726037) 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, 33278 + ... + 34100.

It is an arithmetic number, because the mean of its divisors is an integer number (3534960).

Almost surely, 2^27726047 is an apocalyptic number.

27726047 is a deficient number, since it is larger than the sum of its proper divisors (553633).

27726047 is an equidigital number, since it uses as much as digits as its factorization.

27726047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453.

The product of its (nonzero) digits is 32928, while the sum is 35.

The square root of 27726047 is about 5265.5528674585. The cubic root of 27726047 is about 302.6653131887.

The spelling of 27726047 in words is "twenty-seven million, seven hundred twenty-six thousand, forty-seven".