27480575 has 6 divisors (see below), whose sum is σ = 34075944. Its totient is φ = 21984440.

The previous prime is 27480559. The next prime is 27480581. The reversal of 27480575 is 57508472.

It is not a de Polignac number, because 27480575 - 2⁴ = 27480559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 549587 + ... + 549636.

It is an arithmetic number, because the mean of its divisors is an integer number (5679324).

Almost surely, 2^27480575 is an apocalyptic number.

27480575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27480575 is a deficient number, since it is larger than the sum of its proper divisors (6595369).

27480575 is a wasteful number, since it uses less digits than its factorization.

27480575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099233 (or 1099228 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 38.

The square root of 27480575 is about 5242.1918125914. The cubic root of 27480575 is about 301.7694503732.

The spelling of 27480575 in words is "twenty-seven million, four hundred eighty thousand, five hundred seventy-five".