45302783 has 16 divisors (see below), whose sum is σ = 49297920. Its totient is φ = 41492736.

The previous prime is 45302771. The next prime is 45302797. The reversal of 45302783 is 38720354.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 45302783 - 2⁴ = 45302767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45302723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86360 + ... + 86882.

It is an arithmetic number, because the mean of its divisors is an integer number (3081120).

Almost surely, 2^45302783 is an apocalyptic number.

45302783 is a deficient number, since it is larger than the sum of its proper divisors (3995137).

45302783 is a wasteful number, since it uses less digits than its factorization.

45302783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 45302783 is about 6730.7342095792. The cubic root of 45302783 is about 356.4853010810.

The spelling of 45302783 in words is "forty-five million, three hundred two thousand, seven hundred eighty-three".