45442468 has 6 divisors (see below), whose sum is σ = 79524326. Its totient is φ = 22721232.

The previous prime is 45442399. The next prime is 45442469. The reversal of 45442468 is 86424454.

It is a happy number.

45442468 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., 38217124 + 7225344 = 6182^2 + 2688^2 .

It is not an unprimeable number, because it can be changed into a prime (45442469) by changing a digit.

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, 5680305 + ... + 5680312.

Almost surely, 2^45442468 is an apocalyptic number.

It is an amenable number.

45442468 is a deficient number, since it is larger than the sum of its proper divisors (34081858).

45442468 is a wasteful number, since it uses less digits than its factorization.

45442468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11360621 (or 11360619 counting only the distinct ones).

The product of its digits is 122880, while the sum is 37.

The square root of 45442468 is about 6741.1028771263. The cubic root of 45442468 is about 356.8513165448.

The spelling of 45442468 in words is "forty-five million, four hundred forty-two thousand, four hundred sixty-eight".