45449541 has 24 divisors (see below), whose sum is σ = 69301440. Its totient is φ = 28645056.

The previous prime is 45449519. The next prime is 45449543. The reversal of 45449541 is 14594454.

It is not a de Polignac number, because 45449541 - 2⁶ = 45449477 is a prime.

It is a super-2 number, since 2×45449541² = 4131321554221362, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45449496 and 45449505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45449543) 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 23 ways as a sum of consecutive naturals, for example, 17190 + ... + 19656.

It is an arithmetic number, because the mean of its divisors is an integer number (2887560).

Almost surely, 2^45449541 is an apocalyptic number.

It is an amenable number.

45449541 is a deficient number, since it is larger than the sum of its proper divisors (23851899).

45449541 is a wasteful number, since it uses less digits than its factorization.

45449541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2585 (or 2582 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 45449541 is about 6741.6274741341. The cubic root of 45449541 is about 356.8698299056.

The spelling of 45449541 in words is "forty-five million, four hundred forty-nine thousand, five hundred forty-one".