427552317 has 8 divisors (see below), whose sum is σ = 633410880. Its totient is φ = 285034860.

The previous prime is 427552309. The next prime is 427552327. The reversal of 427552317 is 713255724.

It is not a de Polignac number, because 427552317 - 2³ = 427552309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427552327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7917609 + ... + 7917662.

It is an arithmetic number, because the mean of its divisors is an integer number (79176360).

Almost surely, 2^427552317 is an apocalyptic number.

It is an amenable number.

427552317 is a deficient number, since it is larger than the sum of its proper divisors (205858563).

427552317 is a wasteful number, since it uses less digits than its factorization.

427552317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15835280 (or 15835274 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 427552317 is about 20677.3382474631. The cubic root of 427552317 is about 753.3493561519.

The spelling of 427552317 in words is "four hundred twenty-seven million, five hundred fifty-two thousand, three hundred seventeen".