45712439 has 8 divisors (see below), whose sum is σ = 50070960. Its totient is φ = 41539456.

The previous prime is 45712421. The next prime is 45712451. The reversal of 45712439 is 93421754.

45712439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 45712439 - 2¹⁶ = 45646903 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45712399 and 45712408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45712039) 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 7 ways as a sum of consecutive naturals, for example, 45869 + ... + 46854.

It is an arithmetic number, because the mean of its divisors is an integer number (6258870).

Almost surely, 2^45712439 is an apocalyptic number.

45712439 is a deficient number, since it is larger than the sum of its proper divisors (4358521).

45712439 is a wasteful number, since it uses less digits than its factorization.

45712439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92769.

The product of its digits is 30240, while the sum is 35.

The square root of 45712439 is about 6761.0974700858. The cubic root of 45712439 is about 357.5565991859.

The spelling of 45712439 in words is "forty-five million, seven hundred twelve thousand, four hundred thirty-nine".