148387634 has 8 divisors (see below), whose sum is σ = 222637440. Its totient is φ = 74175156.

The previous prime is 148387633. The next prime is 148387639. The reversal of 148387634 is 436783841.

148387634 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (148387633) 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 in 3 ways as a sum of consecutive naturals, for example, 5027 + ... + 17945.

It is an arithmetic number, because the mean of its divisors is an integer number (27829680).

Almost surely, 2^148387634 is an apocalyptic number.

148387634 is a deficient number, since it is larger than the sum of its proper divisors (74249806).

148387634 is a wasteful number, since it uses less digits than its factorization.

148387634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18664.

The product of its digits is 387072, while the sum is 44.

The square root of 148387634 is about 12181.4463016507. The cubic root of 148387634 is about 529.4186505621.

The spelling of 148387634 in words is "one hundred forty-eight million, three hundred eighty-seven thousand, six hundred thirty-four".