45324073 has 4 divisors (see below), whose sum is σ = 45337540. Its totient is φ = 45310608.

The previous prime is 45324067. The next prime is 45324089. The reversal of 45324073 is 37042354.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 9467929 + 35856144 = 3077^2 + 5988^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45324073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45324373) 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, 3223 + ... + 10051.

It is an arithmetic number, because the mean of its divisors is an integer number (11334385).

Almost surely, 2^45324073 is an apocalyptic number.

It is an amenable number.

45324073 is a deficient number, since it is larger than the sum of its proper divisors (13467).

45324073 is an equidigital number, since it uses as much as digits as its factorization.

45324073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13466.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 45324073 is about 6732.3155748969. The cubic root of 45324073 is about 356.5411356454.

The spelling of 45324073 in words is "forty-five million, three hundred twenty-four thousand, seventy-three".