146855522 has 54 divisors (see below), whose sum is σ = 261928737. Its totient is φ = 61696800.

The previous prime is 146855521. The next prime is 146855539. The reversal of 146855522 is 225558641.

It can be written as a sum of positive squares in 2 ways, for example, as 104878081 + 41977441 = 10241^2 + 6479^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=8569.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (146855521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3581822 + ... + 3581862.

Almost surely, 2^146855522 is an apocalyptic number.

146855522 is a deficient number, since it is larger than the sum of its proper divisors (115073215).

146855522 is a wasteful number, since it uses less digits than its factorization.

146855522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144 (or 73 counting only the distinct ones).

The product of its digits is 96000, while the sum is 38.

The square root of 146855522 is about 12118.3960159751. The cubic root of 146855522 is about 527.5902492276.

The spelling of 146855522 in words is "one hundred forty-six million, eight hundred fifty-five thousand, five hundred twenty-two".