86493534 has 16 divisors (see below), whose sum is σ = 178567680. Its totient is φ = 27901080.

The previous prime is 86493521. The next prime is 86493541. The reversal of 86493534 is 43539468.

It is a super-2 number, since 2×86493534² = 14962262847618312, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232324 + ... + 232695.

It is an arithmetic number, because the mean of its divisors is an integer number (11160480).

Almost surely, 2^86493534 is an apocalyptic number.

86493534 is an abundant number, since it is smaller than the sum of its proper divisors (92074146).

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

86493534 is a wasteful number, since it uses less digits than its factorization.

86493534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465055.

The product of its digits is 311040, while the sum is 42.

The square root of 86493534 is about 9300.1899980592. The cubic root of 86493534 is about 442.2432511018.

The spelling of 86493534 in words is "eighty-six million, four hundred ninety-three thousand, five hundred thirty-four".