45240148 has 6 divisors (see below), whose sum is σ = 79170266. Its totient is φ = 22620072.

The previous prime is 45240137. The next prime is 45240187. The reversal of 45240148 is 84104254.

45240148 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., 44462224 + 777924 = 6668^2 + 882^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5655015 + ... + 5655022.

Almost surely, 2^45240148 is an apocalyptic number.

It is an amenable number.

45240148 is a deficient number, since it is larger than the sum of its proper divisors (33930118).

45240148 is a wasteful number, since it uses less digits than its factorization.

45240148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11310041 (or 11310039 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 28.

The square root of 45240148 is about 6726.0796902802. The cubic root of 45240148 is about 356.3209347617.

The spelling of 45240148 in words is "forty-five million, two hundred forty thousand, one hundred forty-eight".