148007444 has 24 divisors (see below), whose sum is σ = 280358400. Its totient is φ = 67963104.

The previous prime is 148007407. The next prime is 148007449. The reversal of 148007444 is 444700841.

It is a self number, because there is not a number n which added to its sum of digits gives 148007444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148007449) 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 7 ways as a sum of consecutive naturals, for example, 3197 + ... + 17499.

It is an arithmetic number, because the mean of its divisors is an integer number (11681600).

Almost surely, 2^148007444 is an apocalyptic number.

It is an amenable number.

148007444 is a deficient number, since it is larger than the sum of its proper divisors (132350956).

148007444 is a wasteful number, since it uses less digits than its factorization.

148007444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14519 (or 14517 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 32.

The square root of 148007444 is about 12165.8310032648. The cubic root of 148007444 is about 528.9661154940.

The spelling of 148007444 in words is "one hundred forty-eight million, seven thousand, four hundred forty-four".