45809307 has 40 divisors (see below), whose sum is σ = 72669696. Its totient is φ = 28697328.

The previous prime is 45809297. The next prime is 45809327. The reversal of 45809307 is 70390854.

It is not a de Polignac number, because 45809307 - 2⁶ = 45809243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45809327) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 124638 + ... + 125004.

Almost surely, 2^45809307 is an apocalyptic number.

45809307 is a deficient number, since it is larger than the sum of its proper divisors (26860389).

45809307 is a wasteful number, since it uses less digits than its factorization.

45809307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469 (or 460 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 45809307 is about 6768.2573089385. The cubic root of 45809307 is about 357.8089838534.

The spelling of 45809307 in words is "forty-five million, eight hundred nine thousand, three hundred seven".