45743447 has 8 divisors (see below), whose sum is σ = 48762000. Its totient is φ = 42761344.

The previous prime is 45743441. The next prime is 45743461. The reversal of 45743447 is 74434754.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45743447 - 2¹⁴ = 45727063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45743447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45743441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6497 + ... + 11562.

It is an arithmetic number, because the mean of its divisors is an integer number (6095250).

Almost surely, 2^45743447 is an apocalyptic number.

45743447 is a deficient number, since it is larger than the sum of its proper divisors (3018553).

45743447 is a wasteful number, since it uses less digits than its factorization.

45743447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18225.

The product of its digits is 188160, while the sum is 38.

The square root of 45743447 is about 6763.3902001881. The cubic root of 45743447 is about 357.6374277256.

The spelling of 45743447 in words is "forty-five million, seven hundred forty-three thousand, four hundred forty-seven".