45863647 has 4 divisors (see below), whose sum is σ = 45968560. Its totient is φ = 45758736.

The previous prime is 45863641. The next prime is 45863689. The reversal of 45863647 is 74636854.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74636854 = 2 ⋅37318427.

It is a cyclic number.

It is not a de Polignac number, because 45863647 - 2³ = 45863639 is a prime.

It is a super-2 number, since 2×45863647² = 4206948232281218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45863641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51798 + ... + 52675.

It is an arithmetic number, because the mean of its divisors is an integer number (11492140).

Almost surely, 2^45863647 is an apocalyptic number.

45863647 is a deficient number, since it is larger than the sum of its proper divisors (104913).

45863647 is a wasteful number, since it uses less digits than its factorization.

45863647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104912.

The product of its digits is 483840, while the sum is 43.

The square root of 45863647 is about 6772.2704464603. The cubic root of 45863647 is about 357.9504082238.

The spelling of 45863647 in words is "forty-five million, eight hundred sixty-three thousand, six hundred forty-seven".