45298237 has 2 divisors, whose sum is σ = 45298238. Its totient is φ = 45298236.

The previous prime is 45298219. The next prime is 45298243. The reversal of 45298237 is 73289254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44809636 + 488601 = 6694^2 + 699^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45298237 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45298237.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45298207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22649118 + 22649119.

It is an arithmetic number, because the mean of its divisors is an integer number (22649119).

Almost surely, 2^45298237 is an apocalyptic number.

It is an amenable number.

45298237 is a deficient number, since it is larger than the sum of its proper divisors (1).

45298237 is an equidigital number, since it uses as much as digits as its factorization.

45298237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The square root of 45298237 is about 6730.3964964926. The cubic root of 45298237 is about 356.4733766010.

It can be divided in two parts, 452 and 98237, that added together give a palindrome (98689).

The spelling of 45298237 in words is "forty-five million, two hundred ninety-eight thousand, two hundred thirty-seven".