148559444 has 18 divisors (see below), whose sum is σ = 285763002. Its totient is φ = 67526800.

The previous prime is 148559443. The next prime is 148559483. The reversal of 148559444 is 444955841.

148559444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 148547344 + 12100 = 12188^2 + 110^2 .

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 148559395 and 148559404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148559443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 152987 + ... + 153954.

Almost surely, 2^148559444 is an apocalyptic number.

It is an amenable number.

148559444 is a deficient number, since it is larger than the sum of its proper divisors (137203558).

148559444 is a wasteful number, since it uses less digits than its factorization.

148559444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306967 (or 306954 counting only the distinct ones).

The product of its digits is 460800, while the sum is 44.

The square root of 148559444 is about 12188.4963797837. The cubic root of 148559444 is about 529.6229001410.

The spelling of 148559444 in words is "one hundred forty-eight million, five hundred fifty-nine thousand, four hundred forty-four".