855232542 has 24 divisors (see below), whose sum is σ = 1857076416. Its totient is φ = 284450976.

The previous prime is 855232517. The next prime is 855232561. The reversal of 855232542 is 245232558.

It is a happy number.

855232542 is a `hidden beast` number, since 85 + 5 + 2 + 32 + 542 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 855232497 and 855232506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43758 + ... + 60209.

It is an arithmetic number, because the mean of its divisors is an integer number (77378184).

Almost surely, 2^855232542 is an apocalyptic number.

855232542 is an abundant number, since it is smaller than the sum of its proper divisors (1001843874).

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

855232542 is a wasteful number, since it uses less digits than its factorization.

855232542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104432 (or 104429 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 855232542 is about 29244.3591483896. The cubic root of 855232542 is about 949.2080350702.

The spelling of 855232542 in words is "eight hundred fifty-five million, two hundred thirty-two thousand, five hundred forty-two".