45394564 has 6 divisors (see below), whose sum is σ = 79440494. Its totient is φ = 22697280.

The previous prime is 45394543. The next prime is 45394567. The reversal of 45394564 is 46549354.

It can be written as a sum of positive squares in only one way, i.e., 40857664 + 4536900 = 6392^2 + 2130^2 .

It is not an unprimeable number, because it can be changed into a prime (45394567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5674317 + ... + 5674324.

Almost surely, 2^45394564 is an apocalyptic number.

It is an amenable number.

45394564 is a deficient number, since it is larger than the sum of its proper divisors (34045930).

45394564 is a wasteful number, since it uses less digits than its factorization.

45394564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11348645 (or 11348643 counting only the distinct ones).

The product of its digits is 259200, while the sum is 40.

The square root of 45394564 is about 6737.5488124391. The cubic root of 45394564 is about 356.7258786992.

The spelling of 45394564 in words is "forty-five million, three hundred ninety-four thousand, five hundred sixty-four".