148312022 has 4 divisors (see below), whose sum is σ = 222468036. Its totient is φ = 74156010.

The previous prime is 148312019. The next prime is 148312037. The reversal of 148312022 is 220213841.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 220213841 = 433 ⋅508577.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37078004 + ... + 37078007.

It is an arithmetic number, because the mean of its divisors is an integer number (55617009).

Almost surely, 2^148312022 is an apocalyptic number.

148312022 is a deficient number, since it is larger than the sum of its proper divisors (74156014).

148312022 is an equidigital number, since it uses as much as digits as its factorization.

148312022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74156013.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 148312022 is about 12178.3423338318. The cubic root of 148312022 is about 529.3287122406.

Adding to 148312022 its reverse (220213841), we get a palindrome (368525863).

The spelling of 148312022 in words is "one hundred forty-eight million, three hundred twelve thousand, twenty-two".