148493838 has 16 divisors (see below), whose sum is σ = 297179856. Its totient is φ = 49465920.

The previous prime is 148493831. The next prime is 148493867. The reversal of 148493838 is 838394841.

148493838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148493831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3258 + ... + 17538.

It is an arithmetic number, because the mean of its divisors is an integer number (18573741).

Almost surely, 2^148493838 is an apocalyptic number.

148493838 is an abundant number, since it is smaller than the sum of its proper divisors (148686018).

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

148493838 is a wasteful number, since it uses less digits than its factorization.

148493838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16019.

The product of its digits is 663552, while the sum is 48.

The square root of 148493838 is about 12185.8047744086. The cubic root of 148493838 is about 529.5449256163.

It can be divided in two parts, 148493 and 838, that added together give a triangular number (149331 = T₅₄₆).

The spelling of 148493838 in words is "one hundred forty-eight million, four hundred ninety-three thousand, eight hundred thirty-eight".