146865812 has 24 divisors (see below), whose sum is σ = 264618816. Its totient is φ = 71281728.

The previous prime is 146865799. The next prime is 146865827. The reversal of 146865812 is 218568641.

It is a self number, because there is not a number n which added to its sum of digits gives 146865812.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26168 + ... + 31280.

It is an arithmetic number, because the mean of its divisors is an integer number (11025784).

Almost surely, 2^146865812 is an apocalyptic number.

It is an amenable number.

146865812 is a deficient number, since it is larger than the sum of its proper divisors (117753004).

146865812 is a wasteful number, since it uses less digits than its factorization.

146865812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5327 (or 5325 counting only the distinct ones).

The product of its digits is 92160, while the sum is 41.

The square root of 146865812 is about 12118.8205696759. The cubic root of 146865812 is about 527.6025714901.

The spelling of 146865812 in words is "one hundred forty-six million, eight hundred sixty-five thousand, eight hundred twelve".