45655447 has 8 divisors (see below), whose sum is σ = 46993232. Its totient is φ = 44323200.

The previous prime is 45655409. The next prime is 45655451. The reversal of 45655447 is 74455654.

It is a happy number.

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 45655447 - 2¹⁹ = 45131159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45655147) 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, 20047 + ... + 22207.

It is an arithmetic number, because the mean of its divisors is an integer number (5874154).

Almost surely, 2^45655447 is an apocalyptic number.

45655447 is a deficient number, since it is larger than the sum of its proper divisors (1337785).

45655447 is a wasteful number, since it uses less digits than its factorization.

45655447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2769.

The product of its digits is 336000, while the sum is 40.

The square root of 45655447 is about 6756.8814552277. The cubic root of 45655447 is about 357.4079427828.

The spelling of 45655447 in words is "forty-five million, six hundred fifty-five thousand, four hundred forty-seven".