148939822 has 32 divisors (see below), whose sum is σ = 250145280. Its totient is φ = 66096000.

The previous prime is 148939801. The next prime is 148939823. The reversal of 148939822 is 228939841.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148939823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197947 + ... + 198697.

It is an arithmetic number, because the mean of its divisors is an integer number (7817040).

Almost surely, 2^148939822 is an apocalyptic number.

148939822 is a deficient number, since it is larger than the sum of its proper divisors (101205458).

148939822 is a wasteful number, since it uses less digits than its factorization.

148939822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096.

The product of its digits is 248832, while the sum is 46.

The square root of 148939822 is about 12204.0903798685. The cubic root of 148939822 is about 530.0745379918.

The spelling of 148939822 in words is "one hundred forty-eight million, nine hundred thirty-nine thousand, eight hundred twenty-two".