148523636 has 6 divisors (see below), whose sum is σ = 259916370. Its totient is φ = 74261816.

The previous prime is 148523633. The next prime is 148523663. The reversal of 148523636 is 636325841.

It can be written as a sum of positive squares in only one way, i.e., 148108900 + 414736 = 12170^2 + 644^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 148523636.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148523633) by changing a digit.

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 as a sum of consecutive naturals, namely, 18565451 + ... + 18565458.

It is an arithmetic number, because the mean of its divisors is an integer number (43319395).

Almost surely, 2^148523636 is an apocalyptic number.

It is an amenable number.

148523636 is a deficient number, since it is larger than the sum of its proper divisors (111392734).

148523636 is a wasteful number, since it uses less digits than its factorization.

148523636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37130913 (or 37130911 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 148523636 is about 12187.0273651945. The cubic root of 148523636 is about 529.5803442001.

The spelling of 148523636 in words is "one hundred forty-eight million, five hundred twenty-three thousand, six hundred thirty-six".