27493001 has 16 divisors (see below), whose sum is σ = 29503488. Its totient is φ = 25574400.

The previous prime is 27492991. The next prime is 27493007. The reversal of 27493001 is 10039472.

It is a cyclic number.

It is not a de Polignac number, because 27493001 - 2⁶ = 27492937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27493007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123176 + ... + 123398.

It is an arithmetic number, because the mean of its divisors is an integer number (1843968).

Almost surely, 2^27493001 is an apocalyptic number.

It is an amenable number.

27493001 is a deficient number, since it is larger than the sum of its proper divisors (2010487).

27493001 is a wasteful number, since it uses less digits than its factorization.

27493001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 27493001 is about 5243.3768699189. The cubic root of 27493001 is about 301.8149276136.

The spelling of 27493001 in words is "twenty-seven million, four hundred ninety-three thousand, one".