86050820 has 24 divisors (see below), whose sum is σ = 188564544. Its totient is φ = 32923616.

The previous prime is 86050817. The next prime is 86050871. The reversal of 86050820 is 2805068.

It is a happy 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, 93074 + ... + 93993.

It is an arithmetic number, because the mean of its divisors is an integer number (7856856).

Almost surely, 2^86050820 is an apocalyptic number.

It is an amenable number.

86050820 is an abundant number, since it is smaller than the sum of its proper divisors (102513724).

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

86050820 is a wasteful number, since it uses less digits than its factorization.

86050820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187099 (or 187097 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 86050820 is about 9276.3581215906. The cubic root of 86050820 is about 441.4874247562.

Adding to 86050820 its reverse (2805068), we get a palindrome (88855888).

The spelling of 86050820 in words is "eighty-six million, fifty thousand, eight hundred twenty".