45223847 has 4 divisors (see below), whose sum is σ = 46783320. Its totient is φ = 43664376.

The previous prime is 45223817. The next prime is 45223853. The reversal of 45223847 is 74832254.

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 45223847 - 2¹⁰ = 45222823 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 (45223807) 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, 779693 + ... + 779750.

It is an arithmetic number, because the mean of its divisors is an integer number (11695830).

Almost surely, 2^45223847 is an apocalyptic number.

45223847 is a deficient number, since it is larger than the sum of its proper divisors (1559473).

45223847 is a wasteful number, since it uses less digits than its factorization.

45223847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1559472.

The product of its digits is 53760, while the sum is 35.

The square root of 45223847 is about 6724.8678053922. The cubic root of 45223847 is about 356.2781329173.

The spelling of 45223847 in words is "forty-five million, two hundred twenty-three thousand, eight hundred forty-seven".