45305847 has 12 divisors (see below), whose sum is σ = 65527384. Its totient is φ = 30164400.

The previous prime is 45305839. The next prime is 45305879. The reversal of 45305847 is 74850354.

45305847 is a `hidden beast` number, since 45 + 30 + 584 + 7 = 666.

It is not a de Polignac number, because 45305847 - 2³ = 45305839 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 (45305807) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5097 + ... + 10797.

Almost surely, 2^45305847 is an apocalyptic number.

45305847 is a deficient number, since it is larger than the sum of its proper divisors (20221537).

45305847 is a wasteful number, since it uses less digits than its factorization.

45305847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6590 (or 6587 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 45305847 is about 6730.9618183436. The cubic root of 45305847 is about 356.4933377200.

The spelling of 45305847 in words is "forty-five million, three hundred five thousand, eight hundred forty-seven".