27326145 has 64 divisors (see below), whose sum is σ = 55572480. Its totient is φ = 11136000.

The previous prime is 27326141. The next prime is 27326171. The reversal of 27326145 is 54162372.

It is not a de Polignac number, because 27326145 - 2² = 27326141 is a prime.

It is a super-2 number, since 2×27326145² = 1493436401122050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27326141) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 67945 + ... + 68345.

It is an arithmetic number, because the mean of its divisors is an integer number (868320).

Almost surely, 2^27326145 is an apocalyptic number.

It is an amenable number.

27326145 is an abundant number, since it is smaller than the sum of its proper divisors (28246335).

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

27326145 is a wasteful number, since it uses less digits than its factorization.

27326145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486.

The product of its digits is 10080, while the sum is 30.

The square root of 27326145 is about 5227.4415348237. The cubic root of 27326145 is about 301.2031130577.

The spelling of 27326145 in words is "twenty-seven million, three hundred twenty-six thousand, one hundred forty-five".