45622397 has 2 divisors, whose sum is σ = 45622398. Its totient is φ = 45622396.

The previous prime is 45622391. The next prime is 45622403. The reversal of 45622397 is 79322654.

45622397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (45622391) and next prime (45622403).

It can be written as a sum of positive squares in only one way, i.e., 43375396 + 2247001 = 6586^2 + 1499^2 .

It is a cyclic number.

It is not a de Polignac number, because 45622397 - 2⁸ = 45622141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45622397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45622391) 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 as a sum of consecutive naturals, namely, 22811198 + 22811199.

It is an arithmetic number, because the mean of its divisors is an integer number (22811199).

Almost surely, 2^45622397 is an apocalyptic number.

It is an amenable number.

45622397 is a deficient number, since it is larger than the sum of its proper divisors (1).

45622397 is an equidigital number, since it uses as much as digits as its factorization.

45622397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 38.

The square root of 45622397 is about 6754.4353576002. The cubic root of 45622397 is about 357.3216793703.

The spelling of 45622397 in words is "forty-five million, six hundred twenty-two thousand, three hundred ninety-seven".