45297785 has 8 divisors (see below), whose sum is σ = 58538760. Its totient is φ = 33450624.

The previous prime is 45297779. The next prime is 45297799. The reversal of 45297785 is 58779254.

It is a happy number.

45297785 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 4 ways, for example, as 394384 + 44903401 = 628^2 + 6701^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45297785 - 2¹⁰ = 45296761 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 348380 + ... + 348509.

It is an arithmetic number, because the mean of its divisors is an integer number (7317345).

Almost surely, 2^45297785 is an apocalyptic number.

It is an amenable number.

45297785 is a deficient number, since it is larger than the sum of its proper divisors (13240975).

45297785 is a wasteful number, since it uses less digits than its factorization.

45297785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696907.

The product of its digits is 705600, while the sum is 47.

The square root of 45297785 is about 6730.3629174065. The cubic root of 45297785 is about 356.4721909294.

The spelling of 45297785 in words is "forty-five million, two hundred ninety-seven thousand, seven hundred eighty-five".