527343381 has 12 divisors (see below), whose sum is σ = 761929740. Its totient is φ = 351464640.

The previous prime is 527343371. The next prime is 527343391. The reversal of 527343381 is 183343725.

527343381 is a `hidden beast` number, since 5 + 273 + 4 + 3 + 381 = 666.

It is an interprime number because it is at equal distance from previous prime (527343371) and next prime (527343391).

It can be written as a sum of positive squares in 2 ways, for example, as 76842756 + 450500625 = 8766^2 + 21225^2 .

It is not a de Polignac number, because 527343381 - 2⁶ = 527343317 is a prime.

It is a super-2 number, since 2×527343381² = 556182082969022322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (527343301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42985 + ... + 53873.

It is an arithmetic number, because the mean of its divisors is an integer number (63494145).

Almost surely, 2^527343381 is an apocalyptic number.

It is an amenable number.

527343381 is a deficient number, since it is larger than the sum of its proper divisors (234586359).

527343381 is a wasteful number, since it uses less digits than its factorization.

527343381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16276 (or 16273 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 527343381 is about 22963.9583042645. The cubic root of 527343381 is about 807.9128203207.

The spelling of 527343381 in words is "five hundred twenty-seven million, three hundred forty-three thousand, three hundred eighty-one".