45784039 has 8 divisors (see below), whose sum is σ = 52597280. Its totient is φ = 39038976.

The previous prime is 45784031. The next prime is 45784049. The reversal of 45784039 is 93048754.

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 45784039 - 2³ = 45784031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45783992 and 45784010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45784031) 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 7 ways as a sum of consecutive naturals, for example, 15594 + ... + 18295.

It is an arithmetic number, because the mean of its divisors is an integer number (6574660).

Almost surely, 2^45784039 is an apocalyptic number.

45784039 is a deficient number, since it is larger than the sum of its proper divisors (6813241).

45784039 is a wasteful number, since it uses less digits than its factorization.

45784039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34089.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 45784039 is about 6766.3903966591. The cubic root of 45784039 is about 357.7431836857.

The spelling of 45784039 in words is "forty-five million, seven hundred eighty-four thousand, thirty-nine".