45326447 has 4 divisors (see below), whose sum is σ = 45727680. Its totient is φ = 44925216.

The previous prime is 45326423. The next prime is 45326453. The reversal of 45326447 is 74462354.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74462354 = 2 ⋅37231177.

It is a cyclic number.

It is not a de Polignac number, because 45326447 - 2¹⁶ = 45260911 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 (45326417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200447 + ... + 200672.

It is an arithmetic number, because the mean of its divisors is an integer number (11431920).

Almost surely, 2^45326447 is an apocalyptic number.

45326447 is a deficient number, since it is larger than the sum of its proper divisors (401233).

45326447 is a wasteful number, since it uses less digits than its factorization.

45326447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401232.

The product of its digits is 80640, while the sum is 35.

The square root of 45326447 is about 6732.4918863672. The cubic root of 45326447 is about 356.5473605484.

The spelling of 45326447 in words is "forty-five million, three hundred twenty-six thousand, four hundred forty-seven".