45533237 has 4 divisors (see below), whose sum is σ = 45936300. Its totient is φ = 45130176.

The previous prime is 45533233. The next prime is 45533263. The reversal of 45533237 is 73233554.

45533237 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15437041 + 30096196 = 3929^2 + 5486^2 .

It is a cyclic number.

It is not a de Polignac number, because 45533237 - 2² = 45533233 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 (45533233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201362 + ... + 201587.

It is an arithmetic number, because the mean of its divisors is an integer number (11484075).

Almost surely, 2^45533237 is an apocalyptic number.

It is an amenable number.

45533237 is a deficient number, since it is larger than the sum of its proper divisors (403063).

45533237 is a wasteful number, since it uses less digits than its factorization.

45533237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403062.

The product of its digits is 37800, while the sum is 32.

The square root of 45533237 is about 6747.8320222128. The cubic root of 45533237 is about 357.0887559269.

The spelling of 45533237 in words is "forty-five million, five hundred thirty-three thousand, two hundred thirty-seven".