45416647 has 4 divisors (see below), whose sum is σ = 45497880. Its totient is φ = 45335416.

The previous prime is 45416633. The next prime is 45416653. The reversal of 45416647 is 74661454.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45416647 - 2²³ = 37028039 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 (45416677) 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 3 ways as a sum of consecutive naturals, for example, 39772 + ... + 40897.

It is an arithmetic number, because the mean of its divisors is an integer number (11374470).

Almost surely, 2^45416647 is an apocalyptic number.

45416647 is a deficient number, since it is larger than the sum of its proper divisors (81233).

45416647 is an equidigital number, since it uses as much as digits as its factorization.

45416647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81232.

The product of its digits is 80640, while the sum is 37.

The square root of 45416647 is about 6739.1874139246. The cubic root of 45416647 is about 356.7837145561.

The spelling of 45416647 in words is "forty-five million, four hundred sixteen thousand, six hundred forty-seven".