45840347 has 16 divisors (see below), whose sum is σ = 55650240. Its totient is φ = 36860928.

The previous prime is 45840323. The next prime is 45840349. The reversal of 45840347 is 74304854.

It is a cyclic number.

It is not a de Polignac number, because 45840347 - 2¹⁴ = 45823963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45840349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67373 + ... + 68049.

It is an arithmetic number, because the mean of its divisors is an integer number (3478140).

Almost surely, 2^45840347 is an apocalyptic number.

45840347 is a deficient number, since it is larger than the sum of its proper divisors (9809893).

45840347 is a wasteful number, since it uses less digits than its factorization.

45840347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270.

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 45840347 is about 6770.5499776606. The cubic root of 45840347 is about 357.8897817232.

The spelling of 45840347 in words is "forty-five million, eight hundred forty thousand, three hundred forty-seven".