27305496 has 48 divisors (see below), whose sum is σ = 75535200. Its totient is φ = 8907072.

The previous prime is 27305471. The next prime is 27305497. The reversal of 27305496 is 69450372.

It is a super-2 number, since 2×27305496² = 1491180223612032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 27305496.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27305497) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 651 + ... + 7418.

It is an arithmetic number, because the mean of its divisors is an integer number (1573650).

Almost surely, 2^27305496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27305496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37767600).

27305496 is an abundant number, since it is smaller than the sum of its proper divisors (48229704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27305496 is a wasteful number, since it uses less digits than its factorization.

27305496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8128 (or 8121 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 27305496 is about 5225.4661036122. The cubic root of 27305496 is about 301.1272259011.

The spelling of 27305496 in words is "twenty-seven million, three hundred five thousand, four hundred ninety-six".