45244237 has 2 divisors, whose sum is σ = 45244238. Its totient is φ = 45244236.

The previous prime is 45244163. The next prime is 45244261. The reversal of 45244237 is 73244254.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43837641 + 1406596 = 6621^2 + 1186^2 .

It is a cyclic number.

It is not a de Polignac number, because 45244237 - 2²³ = 36855629 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 45244199 and 45244208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45244337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22622118 + 22622119.

It is an arithmetic number, because the mean of its divisors is an integer number (22622119).

Almost surely, 2^45244237 is an apocalyptic number.

It is an amenable number.

45244237 is a deficient number, since it is larger than the sum of its proper divisors (1).

45244237 is an equidigital number, since it uses as much as digits as its factorization.

45244237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 31.

The square root of 45244237 is about 6726.3836494806. The cubic root of 45244237 is about 356.3316697134.

The spelling of 45244237 in words is "forty-five million, two hundred forty-four thousand, two hundred thirty-seven".