621160086 has 16 divisors (see below), whose sum is σ = 1272621168. Its totient is φ = 202003200.

The previous prime is 621160079. The next prime is 621160087. The reversal of 621160086 is 680061126.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (621160087) 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, 1262275 + ... + 1262766.

It is an arithmetic number, because the mean of its divisors is an integer number (79538823).

Almost surely, 2^621160086 is an apocalyptic number.

621160086 is an abundant number, since it is smaller than the sum of its proper divisors (651461082).

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

621160086 is a wasteful number, since it uses less digits than its factorization.

621160086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2525087.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 621160086 is about 24923.0833967228. The cubic root of 621160086 is about 853.2333989755.

The spelling of 621160086 in words is "six hundred twenty-one million, one hundred sixty thousand, eighty-six".