148518522 has 20 divisors (see below), whose sum is σ = 332791866. Its totient is φ = 49506120.

The previous prime is 148518509. The next prime is 148518547. The reversal of 148518522 is 225815841.

It can be written as a sum of positive squares in only one way, i.e., 143496441 + 5022081 = 11979^2 + 2241^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 458229 + ... + 458552.

Almost surely, 2^148518522 is an apocalyptic number.

148518522 is an abundant number, since it is smaller than the sum of its proper divisors (184273344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

148518522 is an equidigital number, since it uses as much as digits as its factorization.

148518522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916795 (or 916786 counting only the distinct ones).

The product of its digits is 25600, while the sum is 36.

The square root of 148518522 is about 12186.8175501236. The cubic root of 148518522 is about 529.5742659196.

The spelling of 148518522 in words is "one hundred forty-eight million, five hundred eighteen thousand, five hundred twenty-two".