148394 has 4 divisors (see below), whose sum is σ = 222594. Its totient is φ = 74196.

The previous prime is 148387. The next prime is 148399. The reversal of 148394 is 493841.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 493841 = 29 ⋅17029.

It can be written as a sum of positive squares in only one way, i.e., 148225 + 169 = 385^2 + 13^2 .

It is not an unprimeable number, because it can be changed into a prime (148399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37097 + ... + 37100.

2¹⁴⁸³⁹⁴ is an apocalyptic number.

148394 is a deficient number, since it is larger than the sum of its proper divisors (74200).

148394 is an equidigital number, since it uses as much as digits as its factorization.

148394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74199.

The product of its digits is 3456, while the sum is 29.

The square root of 148394 is about 385.2194179945. The cubic root of 148394 is about 52.9426221343.

The spelling of 148394 in words is "one hundred forty-eight thousand, three hundred ninety-four".