45382573 has 4 divisors (see below), whose sum is σ = 45408348. Its totient is φ = 45356800.

The previous prime is 45382559. The next prime is 45382591. The reversal of 45382573 is 37528354.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4652649 + 40729924 = 2157^2 + 6382^2 .

It is a cyclic number.

It is not a de Polignac number, because 45382573 - 2²¹ = 43285421 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 (45382273) 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, 10036 + ... + 13837.

It is an arithmetic number, because the mean of its divisors is an integer number (11352087).

Almost surely, 2^45382573 is an apocalyptic number.

It is an amenable number.

45382573 is a deficient number, since it is larger than the sum of its proper divisors (25775).

45382573 is a wasteful number, since it uses less digits than its factorization.

45382573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25774.

The product of its digits is 100800, while the sum is 37.

The square root of 45382573 is about 6736.6588899840. The cubic root of 45382573 is about 356.6944661516.

The spelling of 45382573 in words is "forty-five million, three hundred eighty-two thousand, five hundred seventy-three".