86989546 has 16 divisors (see below), whose sum is σ = 149489280. Its totient is φ = 37190160.

The previous prime is 86989523. The next prime is 86989549. The reversal of 86989546 is 64598968.

It is a super-2 number, since 2×86989546² = 15134362226572232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86989549) 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, 1486 + ... + 13273.

It is an arithmetic number, because the mean of its divisors is an integer number (9343080).

Almost surely, 2^86989546 is an apocalyptic number.

86989546 is a deficient number, since it is larger than the sum of its proper divisors (62499734).

86989546 is a wasteful number, since it uses less digits than its factorization.

86989546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15189.

The product of its digits is 3732480, while the sum is 55.

The square root of 86989546 is about 9326.8186430315. The cubic root of 86989546 is about 443.0870134999.

The spelling of 86989546 in words is "eighty-six million, nine hundred eighty-nine thousand, five hundred forty-six".