66225086 has 16 divisors (see below), whose sum is σ = 102761568. Its totient is φ = 31987200.

The previous prime is 66225059. The next prime is 66225097. The reversal of 66225086 is 68052266.

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, 4526 + ... + 12366.

It is an arithmetic number, because the mean of its divisors is an integer number (6422598).

Almost surely, 2^66225086 is an apocalyptic number.

66225086 is a deficient number, since it is larger than the sum of its proper divisors (36536482).

66225086 is a wasteful number, since it uses less digits than its factorization.

66225086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7987.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 66225086 is about 8137.8796992829. The cubic root of 66225086 is about 404.5828881453.

The spelling of 66225086 in words is "sixty-six million, two hundred twenty-five thousand, eighty-six".