146286785 has 16 divisors (see below), whose sum is σ = 193954176. Its totient is φ = 105355008.

The previous prime is 146286781. The next prime is 146286787. The reversal of 146286785 is 587682641.

It is a cyclic number.

It is not a de Polignac number, because 146286785 - 2² = 146286781 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146286781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35459 + ... + 39368.

It is an arithmetic number, because the mean of its divisors is an integer number (12122136).

Almost surely, 2^146286785 is an apocalyptic number.

It is an amenable number.

146286785 is a deficient number, since it is larger than the sum of its proper divisors (47667391).

146286785 is a wasteful number, since it uses less digits than its factorization.

146286785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74872.

The product of its digits is 645120, while the sum is 47.

The square root of 146286785 is about 12094.9073993975. The cubic root of 146286785 is about 526.9082903400.

The spelling of 146286785 in words is "one hundred forty-six million, two hundred eighty-six thousand, seven hundred eighty-five".