45158416 has 20 divisors (see below), whose sum is σ = 88272252. Its totient is φ = 22378496.

The previous prime is 45158411. The next prime is 45158419. The reversal of 45158416 is 61485154.

It can be written as a sum of positive squares in 2 ways, for example, as 802816 + 44355600 = 896^2 + 6660^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45158411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10681 + ... + 14296.

Almost surely, 2^45158416 is an apocalyptic number.

It is an amenable number.

45158416 is a deficient number, since it is larger than the sum of its proper divisors (43113836).

45158416 is a wasteful number, since it uses less digits than its factorization.

45158416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25098 (or 25092 counting only the distinct ones).

The product of its digits is 19200, while the sum is 34.

The square root of 45158416 is about 6720.0011904761. The cubic root of 45158416 is about 356.1062259278.

It can be divided in two parts, 451584 and 16, that multiplied together give a square (7225344 = 2688²).

The spelling of 45158416 in words is "forty-five million, one hundred fifty-eight thousand, four hundred sixteen".