45566393 has 2 divisors, whose sum is σ = 45566394. Its totient is φ = 45566392.

The previous prime is 45566387. The next prime is 45566399. The reversal of 45566393 is 39366554.

It is a balanced prime because it is at equal distance from previous prime (45566387) and next prime (45566399).

It can be written as a sum of positive squares in only one way, i.e., 44582329 + 984064 = 6677^2 + 992^2 .

It is a cyclic number.

It is not a de Polignac number, because 45566393 - 2⁴ = 45566377 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45566393.

It is not a weakly prime, because it can be changed into another prime (45566399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22783196 + 22783197.

It is an arithmetic number, because the mean of its divisors is an integer number (22783197).

Almost surely, 2^45566393 is an apocalyptic number.

It is an amenable number.

45566393 is a deficient number, since it is larger than the sum of its proper divisors (1).

45566393 is an equidigital number, since it uses as much as digits as its factorization.

45566393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 291600, while the sum is 41.

The square root of 45566393 is about 6750.2883642108. The cubic root of 45566393 is about 357.1754088349.

The spelling of 45566393 in words is "forty-five million, five hundred sixty-six thousand, three hundred ninety-three".