45240569 has 12 divisors (see below), whose sum is σ = 50297940. Its totient is φ = 40656000.

The previous prime is 45240541. The next prime is 45240571. The reversal of 45240569 is 96504254.

It is a happy number.

45240569 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 5234944 + 40005625 = 2288^2 + 6325^2 .

It is not a de Polignac number, because 45240569 - 2⁸ = 45240313 is a prime.

It is a super-2 number, since 2×45240569² = 4093418166887522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45240599) 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 in 11 ways as a sum of consecutive naturals, for example, 8669 + ... + 12869.

It is an arithmetic number, because the mean of its divisors is an integer number (4191495).

Almost surely, 2^45240569 is an apocalyptic number.

It is an amenable number.

45240569 is a deficient number, since it is larger than the sum of its proper divisors (5057371).

45240569 is a wasteful number, since it uses less digits than its factorization.

45240569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4312 (or 4301 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 45240569 is about 6726.1109862981. The cubic root of 45240569 is about 356.3220400532.

The spelling of 45240569 in words is "forty-five million, two hundred forty thousand, five hundred sixty-nine".