86407542 has 24 divisors (see below), whose sum is σ = 201618144. Its totient is φ = 26586864.

The previous prime is 86407523. The next prime is 86407553. The reversal of 86407542 is 24570468.

86407542 is a `hidden beast` number, since 8 + 640 + 7 + 5 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 86407497 and 86407506.

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, 184398 + ... + 184865.

It is an arithmetic number, because the mean of its divisors is an integer number (8400756).

Almost surely, 2^86407542 is an apocalyptic number.

86407542 is an abundant number, since it is smaller than the sum of its proper divisors (115210602).

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

86407542 is a wasteful number, since it uses less digits than its factorization.

86407542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369284 (or 369281 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 86407542 is about 9295.5657170503. The cubic root of 86407542 is about 442.0966428726.

The spelling of 86407542 in words is "eighty-six million, four hundred seven thousand, five hundred forty-two".