148122394 has 48 divisors (see below), whose sum is σ = 277955712. Its totient is φ = 58810752.

The previous prime is 148122361. The next prime is 148122397. The reversal of 148122394 is 493221841.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148122397) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110959 + ... + 112285.

It is an arithmetic number, because the mean of its divisors is an integer number (5790744).

Almost surely, 2^148122394 is an apocalyptic number.

148122394 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

148122394 is a deficient number, since it is larger than the sum of its proper divisors (129833318).

148122394 is a wasteful number, since it uses less digits than its factorization.

148122394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1427 (or 1420 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The square root of 148122394 is about 12170.5543834289. The cubic root of 148122394 is about 529.1030205911.

The spelling of 148122394 in words is "one hundred forty-eight million, one hundred twenty-two thousand, three hundred ninety-four".