45740437 has 2 divisors, whose sum is σ = 45740438. Its totient is φ = 45740436.

The previous prime is 45740417. The next prime is 45740459. The reversal of 45740437 is 73404754.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31292836 + 14447601 = 5594^2 + 3801^2 .

It is a cyclic number.

It is not a de Polignac number, because 45740437 - 2⁷ = 45740309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45740417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22870218 + 22870219.

It is an arithmetic number, because the mean of its divisors is an integer number (22870219).

Almost surely, 2^45740437 is an apocalyptic number.

It is an amenable number.

45740437 is a deficient number, since it is larger than the sum of its proper divisors (1).

45740437 is an equidigital number, since it uses as much as digits as its factorization.

45740437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47040, while the sum is 34.

The square root of 45740437 is about 6763.1676749878. The cubic root of 45740437 is about 357.6295831610.

The spelling of 45740437 in words is "forty-five million, seven hundred forty thousand, four hundred thirty-seven".