86747542 has 24 divisors (see below), whose sum is σ = 151745400. Its totient is φ = 37084320.

The previous prime is 86747539. The next prime is 86747561. The reversal of 86747542 is 24574768.

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, 50209 + ... + 51907.

It is an arithmetic number, because the mean of its divisors is an integer number (6322725).

Almost surely, 2^86747542 is an apocalyptic number.

86747542 is a deficient number, since it is larger than the sum of its proper divisors (64997858).

86747542 is a wasteful number, since it uses less digits than its factorization.

86747542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2236 (or 2229 counting only the distinct ones).

The product of its digits is 376320, while the sum is 43.

The square root of 86747542 is about 9313.8360518102. The cubic root of 86747542 is about 442.6757440811.

The spelling of 86747542 in words is "eighty-six million, seven hundred forty-seven thousand, five hundred forty-two".