146522 has 8 divisors (see below), whose sum is σ = 223572. Its totient is φ = 72000.

The previous prime is 146521. The next prime is 146527. The reversal of 146522 is 225641.

It is a happy number.

146522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 89401 + 57121 = 299^2 + 239^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a d-powerful number, because it can be written as 1 + 4⁶ + 5⁵ + 6² + 2¹³ + 2¹⁷ .

It is a junction number, because it is equal to n+sod(n) for n = 146494 and 146503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 479 + ... + 722.

2¹⁴⁶⁵²² is an apocalyptic number.

146522 is a deficient number, since it is larger than the sum of its proper divisors (77050).

146522 is a wasteful number, since it uses less digits than its factorization.

146522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264.

The product of its digits is 480, while the sum is 20.

The square root of 146522 is about 382.7819222482. The cubic root of 146522 is about 52.7190544969.

The spelling of 146522 in words is "one hundred forty-six thousand, five hundred twenty-two".