27491368 has 16 divisors (see below), whose sum is σ = 52200000. Its totient is φ = 13571376.

The previous prime is 27491353. The next prime is 27491369. The reversal of 27491368 is 86319472.

It is a super-2 number, since 2×27491368² = 1511550629022848, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27491368.

It is not an unprimeable number, because it can be changed into a prime (27491369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21118 + ... + 22381.

It is an arithmetic number, because the mean of its divisors is an integer number (3262500).

Almost surely, 2^27491368 is an apocalyptic number.

It is an amenable number.

27491368 is a deficient number, since it is larger than the sum of its proper divisors (24708632).

27491368 is a wasteful number, since it uses less digits than its factorization.

27491368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43584 (or 43580 counting only the distinct ones).

The product of its digits is 72576, while the sum is 40.

The square root of 27491368 is about 5243.2211473483. The cubic root of 27491368 is about 301.8089518681.

The spelling of 27491368 in words is "twenty-seven million, four hundred ninety-one thousand, three hundred sixty-eight".