148522 has 16 divisors (see below), whose sum is σ = 250272. Its totient is φ = 65520.

The previous prime is 148517. The next prime is 148531. The reversal of 148522 is 225841.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 148493 and 148502.

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, 868 + ... + 1024.

It is an arithmetic number, because the mean of its divisors is an integer number (15642).

2¹⁴⁸⁵²² is an apocalyptic number.

148522 is a deficient number, since it is larger than the sum of its proper divisors (101750).

148522 is a wasteful number, since it uses less digits than its factorization.

148522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213.

The product of its digits is 640, while the sum is 22.

The square root of 148522 is about 385.3855212641. The cubic root of 148522 is about 52.9578399736.

The spelling of 148522 in words is "one hundred forty-eight thousand, five hundred twenty-two".