527978 has 16 divisors (see below), whose sum is σ = 876096. Its totient is φ = 236640.

The previous prime is 527941. The next prime is 527981. The reversal of 527978 is 879725.

It is a nialpdrome in base 9.

It is an unprimeable number.

527978 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2150 + ... + 2382.

It is an arithmetic number, because the mean of its divisors is an integer number (54756).

2⁵²⁷⁹⁷⁸ is an apocalyptic number.

527978 is a deficient number, since it is larger than the sum of its proper divisors (348118).

527978 is a wasteful number, since it uses less digits than its factorization.

527978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349.

The product of its digits is 35280, while the sum is 38.

The square root of 527978 is about 726.6209465739. The cubic root of 527978 is about 80.8236778302.

The spelling of 527978 in words is "five hundred twenty-seven thousand, nine hundred seventy-eight".