45297447 has 16 divisors (see below), whose sum is σ = 66557568. Its totient is φ = 27226080.

The previous prime is 45297403. The next prime is 45297451. The reversal of 45297447 is 74479254.

It is not a de Polignac number, because 45297447 - 2¹⁰ = 45296423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45297399 and 45297408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45297467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11829 + ... + 15182.

It is an arithmetic number, because the mean of its divisors is an integer number (4159848).

Almost surely, 2^45297447 is an apocalyptic number.

45297447 is a deficient number, since it is larger than the sum of its proper divisors (21260121).

45297447 is a wasteful number, since it uses less digits than its factorization.

45297447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27070.

The product of its digits is 282240, while the sum is 42.

The square root of 45297447 is about 6730.3378072724. The cubic root of 45297447 is about 356.4713042937.

The spelling of 45297447 in words is "forty-five million, two hundred ninety-seven thousand, four hundred forty-seven".