527220660 has 48 divisors (see below), whose sum is σ = 1563057216. Its totient is φ = 132321792.

The previous prime is 527220623. The next prime is 527220671. The reversal of 527220660 is 66022725.

It is a super-3 number, since 3×527220660³ (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257422 + ... + 259461.

It is an arithmetic number, because the mean of its divisors is an integer number (32563692).

Almost surely, 2^527220660 is an apocalyptic number.

It is an amenable number.

527220660 is an abundant number, since it is smaller than the sum of its proper divisors (1035836556).

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

527220660 is a wasteful number, since it uses less digits than its factorization.

527220660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516912 (or 516910 counting only the distinct ones).

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

The square root of 527220660 is about 22961.2861138047. The cubic root of 527220660 is about 807.8501441690.

The spelling of 527220660 in words is "five hundred twenty-seven million, two hundred twenty thousand, six hundred sixty".