527421393 has 12 divisors (see below), whose sum is σ = 763024080. Its totient is φ = 351063576.

The previous prime is 527421337. The next prime is 527421397. The reversal of 527421393 is 393124725.

527421393 is a `hidden beast` number, since 527 + 42 + 1 + 3 + 93 = 666.

It is not a de Polignac number, because 527421393 - 2¹⁸ = 527159249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (527421397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39783 + ... + 51356.

It is an arithmetic number, because the mean of its divisors is an integer number (63585340).

Almost surely, 2^527421393 is an apocalyptic number.

It is an amenable number.

527421393 is a deficient number, since it is larger than the sum of its proper divisors (235602687).

527421393 is a wasteful number, since it uses less digits than its factorization.

527421393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91788 (or 91785 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 527421393 is about 22965.6568162115. The cubic root of 527421393 is about 807.9526576067.

The spelling of 527421393 in words is "five hundred twenty-seven million, four hundred twenty-one thousand, three hundred ninety-three".